Strongly aromatic, rosemary is considered a stimulant with its combined scent and tastes of camphor, eucalyptus and pine with a hint of bitterness. Try to balance the humidity by misting the leaves regularly but allowing the soil to dry somewhat between watering. All rosemary comes from the wild European shrubs that grow taller and wider than you'd probably want, with shiny, thin, needlelike leaves 1 inch long, dark green above and pale below. Dig up the plants and separate the root system into multiple sections. Take a look at our pest guides below to discover how to control and manage common rosemary pests... Click on a pest to be taken to a page full of useful information about how to identify it and prevent problems. It was said if a person tapped another with a sprig of rosemary with an open bloom, they would fall in love. Repeated spraying with insecticidal soap, per package directions, should take care of the problem. But older plants can get a bit woody and mangy looking. Salvia officinalis âIcterinaâ ... Plant identification is a project by Frau-Doktor. Sim. Most varieties are hardy only down to 30 degrees Fahrenheit. On the other hand, too little humidity will desiccate the leaves and quickly kill the plant. Plant potted roses in spring. Remove the leaves from the bottom inch, then dip the cut tip into a rooting hormone and place the dipped end into a container of dampened. However, many other herbs have a very similar leaf structure, especially if the plant is not too developed. These pests seem to live on houseplants for the winter. Rosemary may taste slightly bitter, especially when eaten raw. Rosemary. This site also participates in other affiliate programs and is compensated for referring traffic and business to these companies. This will allow me to write more and more content on gardening topics (and buy some basil or rosemary :D). You can buy the rosemary herb online, but a lot of people prefer growing it Spider mite eggs are identified as being round and transparent. A rosemary plant can also attract several types of pests. The rosemary I grew from primed seeds started as a single stalk, but branched out and formed a small round shrub, low to the ground up to about 12 inches tall. Allium schoenoprasum. Indeed, rosemary thrives in having a soil more on the dry side than moist (that is why it is not a good basil companion for instance)eval(ez_write_tag([[300,250],'yourindoorherbs_com-large-mobile-banner-1','ezslot_17',115,'0','0'])); Rosemary, at least in the USA and Europe, is way more adopted in recipes and savory gourmet dishes. For example, upright rosemary plant varieties run the gamut from 6- to 7-feet (2 m.) tall to smaller ones reaching around 2-3 feet (0.5-1 m.) in height. The number of ginger plant species available for avid collectors is staggering. DNA sequencing revealed that the genera Salvia, Rosmarinus, Dorystaechas, Meriandra, Perovskia, and Zhumeria were … If you want to most cold-hardy rosemary then you should plant Arp Rosemary. If you want to maintain the size of your rosemary plant, root prune it by slicing off a couple of inches of the roots from the bottom and sides of the root ball and replanting in the same pot. Indeed, rosemary is mainly used or savory dishes. This is never the case of rosemary.eval(ez_write_tag([[300,250],'yourindoorherbs_com-medrectangle-4','ezslot_12',108,'0','0'])); Rosemary tends to grow a little taller compared to lavender, reaching several feet tall and spreading two or three feet. People believe that rosemary may help relieve tension, stress, and fatigue. When the damage caused by spider mites is so severe, you’ll probably see numerous of tiny white or brown dots under leaves. It is extremely popular (and one of my favorite) in meat-based recipes. Notice whether your plant is spiky, chubby, rosette forming or even has baby plants hanging from the edges of the leaves to guide you to more information on similar plants. It is native to the Mediterranean region but is now grown worldwide. Click on links below to jump to that question. DNA sequencing revealed that the genera Salvia, Rosmarinus, Dorystaechas, Meriandra, Perovskia, and Zhumeria â¦ Rosmarinus officinalis L. 266 Rosemary, Roman, Romero, Rosemary Gorizia, Old Man, Prostrate Rosemary After moving to the UK 6 years ago in a tiny flat, it was impossible to grow herbs outside. Grow rosemary in sandy, well-draining soil. In warmer areas, such as the Deep South and Southwest, rosemary is a reliable, outdoor, evergreen landscape plant. Learn tips for creating your most beautiful (and bountiful) garden ever. Herb plants are identified by their non-woody stems. However, the slightly fruity notes are also useful for injecting flavor into roasted meats, such as lamb, chicken, or shrimp kabobs. Test The Soil of Your Indoor Herbs: Full Beginner Guideeval(ez_write_tag([[300,250],'yourindoorherbs_com-mobile-leaderboard-1','ezslot_22',118,'0','0'])); Major Differences Between Thai and Holy Basil. Powdery Mildew will not kill the plant but it will weaken it. English Thyme grows in large circular mounds with tiny lavender-colored flowers, making it one of the easiest to identify. You can propagate it from seeds, cuttings or bare roots. 3. However, you would not be the first person to confuse these popular herbs. Another common application is the use of Lavander bath salt. Well, if so, you belong to a minority of people. Are they the same? You can buy the rosemary herb online, but a lot of people prefer growing it To identify a plant enter the plant name, if you know it, in the text box below and then select any distinctive attributes about the plant from the drop-down boxes underneath. Here are some common rosemary plant types: ‘Arp’ is a cold hardy rosemary that was named for the town … A warm spot near your house is your best bet. SHOP ROSEMARY. Rosemary is an easy herb to grow. Click on image to view plant details. Pl@ntNet is a tool to help to identify plants with pictures. Click the figure below for 19 facts article that every rosemary lover should know plus an extra section on the best uses of your rosemary.eval(ez_write_tag([[300,250],'yourindoorherbs_com-leader-4','ezslot_21',117,'0','0'])); Can you eat raw rosemary? But in a phylogenetic study published in 2017, Bryan T. Drew and coauthors found that the herbal favorite has several closely related cousins – all of them in the salvia family.Phylogenetics is the study of the evolution and diversification of a species. Rosemary leaf beetle and other pests can affect rosemary. In this Home & Garden video tutorial you will learn how to identify pest on the oleander, rosemary, & ivy plants. Once plants such as rosemary develop root rot problems, there's not much you can do. Rosemary will endure poor soil as long as it is well-drained and has a pH of 6.5 to 7.0. You don't need an herb garden to grow rosemary. Identify Plant Part Affected - Are symptoms associated with specific plant parts? Do you want to know more crazy facts about rosemary to impress your friends? Does your plant have square stems? You will make things far easier on yourself if you start with a nursery-grown plant. In about 2 to 3 weeks, test for root growth by very gently tugging on the cuttings. After you find a rosemary plant, clip off a few 4 inch pieces to propagate. Rosemary leaf beetles only feed on a small number of plant species which includes rosemary, lavender, sage and thyme. Once the cuttings have roots, transplant them into individual pots about 3 to 4 inches in diameter. Their aroma is well-known for its calming and relaxing effects. I have a rosemary in a pot, and it's stems are woody.It's abit tall though it was first around 2 ft but I just cut it so it's about 1.5 ft now. You can verify whether this is the case by simple tests that you can perform with inexpensive kits as the one suggested in this beginner guide. This plant is native to the rocky hillsides of the Mediterranean and doesn't do well if its roots stay wet. Photo by Lorna Kring. Native to the Mediterranean region, it is a member of the mint family Lamiaceae, which includes over 7,000 species. Allium schoenoprasum âgreen leavedâ ... Rosemary. If you are fascinated by plants as I do and you want some geeky point of view, you are in the right place! You can also add a little bit of soap to it. What animal in your garden is not a worm, snail or insect, has a skirt, a foot, and 27,000 teeth? As for many herbs, the best time is between the end of spring and the beginning of summer. Rosemary leaves are green and needle-like. Potting Soil: the potting soil I use the most is the FoxFarm. The differences become easier to notice when the plants bloom in the summer. Rosemary is one of those wonderful herbs that makes a beautiful ornamental plant as well as a versatile culinary seasoning. For those, you might need a good grow light in case you do not reach such amount of hours (here explained what grow lights are). Look for plants that resembles a short pine tree with a fat trunk and smaller, long, â¦ Salvia officinalis. The following video shows how to get started: As with most herbs, rosemary and lavender grow well in the majority of potting soil. Then post some images less than 4MB and a description of the plant into our 'Identify a plant' forum for our community of 100,000s to help you. You may also notice a slight taste of mint, also defined as smokey, and for some even reminds apples. Rosemary plant care is easy. Basic conditions for successful growth include well drained soils, moderate moisture, adequate sunlight and good air circulation. 'Golden Rain' is another variety that stays compact and small. Mildew is easy to identify because the leaves will turn gray. They have large leaves that are very fragrant and hold their flavor when cooked or dried. Rosemary and lavender require a lot of sunlight as both native to the Mediterranean region. It's much faster to start with a cutting, and you will be sure of what type of plant you will get. Inspect the foliage for narrow, oblong-shaped leaves. The evergreen sprigs begin losing their color, become dry and brittle, and eventually turn completely brown or yellow. Its new foliage has a weeping habit and light yellow markings that darken to green. Spring is the best time to re-pot your rosemary, but it should be fine no matter what time of year you get to it. Rosemary was also incorporated into dollâs clothes to attract lovers. In this case, it's easier to grow your rosemary in a container all year. This plant has fine, dense hairs with strong, earthy-scented foliage, and reaches only one and one-half feet in height. But older plants can get a bit woody and mangy looking. Overview Information Rosemary is an herb. The rosemary plant is one of the most popular culinary herbs in the world. Outdoors, rosemary can tolerate high temperatures and a wide range of humidity. Rosemary and lavender are common kitchen herbs, known for their strong aromas and flavors. Examine the stems of the plant. These herbs require comparable growing conditions in terms of watering, sunlight, and soil fertility.eval(ez_write_tag([[300,250],'yourindoorherbs_com-leader-1','ezslot_16',112,'0','0'])); In cold regions where the temperature gets close or below to -18F (-8C) as detailed here, I would grow herbs in containers and bring them indoors for the winter. Amend poor soil with organic matter to improve drainage and water exchange. Rosemary and lavender have different culinary uses due to their different flavors. The leaf and its oil are used to make medicine. At the first sign of plant webbing, itâs crucial to identify spider mites to get rid of the plant bugs. This plant often is sheared into a topiary or pyramidal shape to mimic a Christmas tree. If you say it’s a slug, you’re absolutely right. Q. Again depending on the variety, lavender leaves might present “hair” on the surface that contains the essential herb oil. I may receive a small commission when you buy through links on my website. The stems of both plants are woody and generally thin. after the first frost, then bury the plant entirely with soil or compost. You also have to be persistent with this. A young Italian guy with a passion for growing edible herbs. Asters and all other flowering plants. It is mighty useful plant according to Ayurveda, ashwagandha roots has medicinal properties and is used to cure debility, anemia, and impotency. They can measure up to several inches long and are typical of dark green on top and a slightly lighter color below. If you're growing rosemary in pots, 'Blue Boy' is a small bush rosemary with proportionally small leaves that grow in clusters. The surface of such leaves is smooth and releases a pleasant aroma (their oil) when rubbed. The herb will do well whether planted in the garden or in containers. Since rosemary likes it on the dry side, terra cotta pots are an especially good choice. In cold-winter climates, you can grow rosemary in the ground as an annual, or keep it in a container that you bring indoors well before the first frost. Dig a hole about 30cm wide and 25cm deep. However, a very well grown rosemary (as the one in my small greenhouse in my bedroom) can have a thick stem if well developed. However, lavender is a popular herb for aromatherapy, thanks to its calming aroma. Its Latin name, Rosmarinus officinalis, means \"dew of the sea,\" and rosemary is most closely associated with the cooking of the Mediterranean region. If you would like to start your own rosemary plant, the best option is to start with a cutting. Wait: the cuttings should take root within two to four weeks. Rosemary is one of those wonderful herbs that makes a beautiful ornamental plant as well as a versatile culinary seasoning. Identify herbs such as basil and lemongrass by the leaf color; basil can range from a glossy green to purple, while lemongrass resembles the top of onions. It has a refreshing effect that may also boost your clarity and focus. Look at the herb plant. Such roots may look black and feel mushy. Keep an eye out for these plant diseases. Lavender leaves have a light floral flavor with subtle notes of wood and fruit. John White presents this video along with Virginia Owens. When the rosemary plant puts out considerable growth or looks like it just can't get enough water, it has outgrown its pot and needs to be transplanted into a larger one. You can check it here on Amazon (it comes with some handy gloves). Plants with root rot will have some of their diseased roots fall off when you touch them. Call your local County Extension office of the USDA or your local land grant college. Still cannot identify it? For accurate spider mite identification, youâll need a 10x hand lens. A white garden slug is a land mollusk... Organic vs Inorganic Fertilizer: Pros, Cons [and More]. Place the container in a warm spot with indirect sunlight. Lavender often reaches one to two feet with an equal spread. Characteristics: Rosemary has a strong, ... Characteristics: The tiny leaves on this low-growing woody plant work best in tandem with other herbs and â¦ The following information shows the nutritional content for 100 grams (3.5 ounces) of fresh lavender and fresh rosemary (from Nutrition Fact Database). Prune the plant to about 3 inches (7.5 cm.) Looking closely at the moving dots should reveal an oval-shaped body with eight tiny legs. If the soil retains too much water, add a small amount of sand (here more on the benefits of sand) or perlite. There's some evidence that Florida rosemary puts out chemicals that inhibit other plant species from growing nearby, a process known as allelopathy. Such flowers are then concentrated in these extremities. Through distillation, steaming of the plant debris in a still or distillery is performed, where the chemical compounds of the plant break down and output both liquid and oil. Rosemary is easiest to grow from a cutting, rather than planting seeds. Rosemary seed can be difficult to germinate and often do not grow true to their parent. Introducing "One Thing": A New Video Series, The Spruce Gardening & Plant Care Review Board, The Spruce Renovations and Repair Review Board. A fragrant herb used in cooking, it is excellent for flavoring stews and meat dishes. As a guy raised in the sunny Sardinian island (Italy), I used to grow for fun all kinds of herbs on our balcony. Mist the cuttings daily and make sure the soil does not dry out. Also, be on the lookout for aphids and spider mites. As with most potted plants, the soil in your rosemary pot will degenerate through watering and root growth. Lavender is often used in dessert recipes. Rosemary and lavender can grow side by side in the same container. Photo by Lorna Kring. The soil should be well-drained and fertile. If you have a rosemary plant in your garden or in a pot, you can take advantage of its stems to make delicious recipes, making sure they have an exquisite flavor after adding a fresh stem that has been carefully cared for. Yes, after washing to remove dust or any other sediment, a healthy and pest-free rosemary leaves can be eaten with no risk. It is also sweeter and more pungent compared to lavender. Keep an eye out for these plant diseases. Despite the fact that rosemary and lavender belong to the mint family, they vary when it comes to the following characteristics: Before deciding which one swapping in a recipe or grow indoors, you need to know how to better differentiate them and also be aware of other applications of such herbs. If you have ever grown culinary herbs you know that many of them are not a fan of low temperatures (yes basil, I am looking at you!). These include aphids, which are soft-bodied greenish pests, and spittlebugs which leave a white, frothy liquid on the plant.Whiteflies, which are tiny whitish flying insects, might also appear.You might also see evidence of spider mites, microscopic pests that leave visible webs covering young leaves and stems. Soak the roots in lukewarm water for 12-24 hours. Many cultivars grow upright, like the species plant, but are distinguishable by other features. High humidity and poor air circulation commonly result in powdery mildew on rosemary plants. Q. the propagation process is very simple: Along with cuttings, you may propagate rosemary and lavender through division as well. Salvia officinalis. You can also add a little bit of soap to it. with a 2-year break between harvests. Spittle bug on rosemary can be removed with a strong blast of water. The leaves have a pungent, piney fragrance. Rosmarinus officinalis. However, life brought me to the UK as an engineer. To decide when water again, just check the soil with a tooth stick or finger 1-2 inches down the surface, as suggested in this guide for basil. Winter freezes can kill a rosemary shrub, but it may not become obvious until after the temperature begins to warm in spring. Choose the one that corresponds to your region or area of interest from the list below. With the right soil and water conditions, rosemary can grow into a large evergreen hedge in warm areas. Rosemary, Rosmarinus officinalis, is a bush with fragrant, evergreen, needle-like leaves and white, pink, purple, or blue flowers. R. officinalis should not be confused with bog rosemary (Andromeda polifolia) or marsh rosemary (Rhododendron tomentosum) from the heath family.1, 2, 3, 4 Are the stems woody because it's old already? If yours is like this, these for pruning rosemary will help. Powdery mildew is a white, powdery fungus that can develop if the surrounding air is humid and there is not enough air movement. Rosemary is in the mint family and everything in that family has square stems--yours don't look too square from the picture but that's something that's often hard to tell from a picture. The following photos will allow you to identify herbal plants. link to White Slugs in Your Garden? Basil and rosemary have quite a distinctive look so itâs easy to remember what they are. Recognize it by the pale, almost white flowers and the lemony nuances of its fragrance. In some cases, the worms might be present on leaves or on the soil surface. (ref 3) Minor freeze damage only kills a few branches, allowing you to save the plant, while major damage kills the roots and plant entirely. These living things can grow millions of times their original size, they convert air into wood and can end up in your plate feeding you. Observing the leaves will help identify an herb plant such as rosemary (which looks like pine needles bunched together) or parsley (which can have curled or flat leaves). Rosemary, due to its strong, aromatic taste, is often used in oily dishes. The following photos will allow you to identify herbal plants. This can make it hard to identify the plant you have in front of you. The young tops, leaves, flowers, seed and stems/sprigs are harvested for various culinary and medicinal use. Get a rosemary cutting. Consult online identification websites or web forums designed to help identify plant species. Rumex sanguineus. If you are curious have a look at the article below. Salvia officinalis. Identify the plant you want and see its stockists nationwide alongside website, mail order information, opening times and contact details for each nursery. These are large plants that grow up to 4 to 6 feet tall when grown in the ground. These are located among leaves. These plants can easily tolerate drought for short periods. It is an excellent quality potting soil for its chemical and physical structure idea for herbs. By using The Spruce, you accept our, January to April (when grown as perennial); late spring, summer (when grown in containers), 9 to 11 (for perennial growth); grown as an annual elsewhere, How to Transplant Rosemary Indoors for the Winter. Rosemary is a pretty easy going plant that can be left to just grow for most of the time. However, if you live in an area where rosemary thrives, you could have entire hedges of the plant. Providing the right soil also helps the plants last longer. Avoid pruning beyond a point on a stem where there are no leaves. Rosemary is an easy herb to grow. Ashwagandha is a low growing perennial that grows up to 3 feet tall. R. officinalis grows as a small evergreen shrub with thick, aromatic leaves. No, not... Hi, Andrea here! Basic conditions for successful growth include well drained soils, moderate moisture, adequate sunlight and good air circulation. White Slugs in Your Garden? When is the best time to plant lavender? Key Characteristics Flowering plants without parallel-veined leaves, and flower parts usually in multiples of 4 or 5 . Julie Thompson-Adolf is a master gardener and author with 13+ years of experience with year-round organic gardening, seed starting and saving, growing heirloom plants, perennials, and annuals, and sustainable and urban farming. The shapes change from the variety. Plant damage is another way to identify spider mites. Lavender flowers grow from spikes without leaves that stick up above the foliage. Take cuttings from established plants in late spring or summer. Place in bright light in a south or west-facing window. For the preservation of natural plant growth, the plants should only be cut every third year, i.e. Foliage: Rosemaryâs dense, evergreen, needle-like leaves are ½ to 1 1/2 inches long. Allium schoenoprasum. The floral flavor pairs well with cakes. Take a digital photo of the plant's leaves. Scale is a kind of insect that forms carnication on Spanish Broom. How to harvest Wild Rosemary. If the soil contains too much clay, it may drain slowly, saturating the herbs and reducing oxygen intake. How to Protect Rosemary in Winter. Earthworms tend to burrow in the soil at the bottom of the pot so you might be able to find them with a little digging or by peeking through the pot's drainage holes. Identify Why the Rosemary needs Reviving. Pros, Cons and How To Remove Them. I water my rosemary once a week during the growing season and less during winter. How To Prune A Rosemary Plant - Need to know how to trim my rosemary plant, which is huge - about 5-6 ft wide, 3-4 ft high,… The three fundamentals for successfully growing rosemary are sun, good drainage, and good air circulation. Although less known, also rosemary is used for aromatherapy. Re-pot at least once a year. It is actually recommended by many gardeners to leave the soil dry between consecutive watering.eval(ez_write_tag([[336,280],'yourindoorherbs_com-large-mobile-banner-2','ezslot_18',113,'0','0'])); Here what to do: Water thoroughly to make the soil moist. Rosemary is a pretty easy going plant that can be left to just grow for most of the time. To ensure that the plants last year after year, give them a lot of sunlight. Just be sure the plants don't bake and completely dry out while outdoors during the summer. Top Questions About Rosemary Plants. Can rosemary survive outside over winter? Although rosemary is native to the Mediterranean, it is now cultivated worldwide, with more than 20 varieties described. Rosemary produces small, delicate flower typically purple, deep blue. An ideal stress reliever after a long day of work.eval(ez_write_tag([[300,250],'yourindoorherbs_com-leader-3','ezslot_20',116,'0','0'])); Place the lavender near you as you close your eyes and relax. A sure way of letting your ego take a knock is to care for a plant that then goes and dies on you. Its fresh piney scent is invigorating in the middle of a dreary winter and is a savory addition to stews and roasts. Gently remove the plant from the soil and wash the roots for a few minutes with a lot of water. The whorls of leaves look correct though, that's another family trait. Now, all those leaves are indoors due to "sad" weather conditions. Rumex acetosa. If you're growing rosemary in containers, move your pots back outdoors once all danger of frost has passed. It’s a familiar story: we know organic and inorganic fertilizers but – talk about artificial, natural, synthetic, and chemical fertilizers and we’re a bit lost. The flowers appear toward the ends of branches in clusters of frothy blue or violet, each with an upper and lower "lip." If you live in USDA plant hardiness zones 7 or below, rosemary will only survive if you bring it indoors before the arrival of freezing temperatures. Inspect each plant carefully for signs of worm infestation. Remove the plant from the location and place in a dryer area if potted; Cut affected branches or remove leaves Here are some tips for winterizing rosemary plants: Plant rosemary in a sunny, sheltered location where the plant is protected from harsh winter winds. To keep rosemary happy, give it six to eight hours of full sunlight each day. Rosemary, Roman, Romero, Rosemary Gorizia, Old Man, Prostrate Rosemary. Scale is a kind of insect that forms carnication on Spanish Broom. It is a popular choice for adding more flavor to stews made with poultry or pork. 21 Easy Tips To Grow Massive Basil Indooreval(ez_write_tag([[250,250],'yourindoorherbs_com-mobile-leaderboard-2','ezslot_23',119,'0','0'])); yuorindoorherbs.com is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites like mine to earn advertising fees by advertising and linking to Amazon.com. They have similar appearances and belong to the same family of plants.eval(ez_write_tag([[728,90],'yourindoorherbs_com-box-3','ezslot_13',106,'0','0'])); Hence, what are the differences between rosemary and lavender? The deep-green leaves are flat and do not curl. Put it in a pot and keep it in a handy spot on your windowsill. Here are 20 hacks that will bring your dead plant … Rosemary and lavender flavor are different. Mist each plant (or water it) and cover it with a small plastic bag to keep the moisture. If staring at plants made me an odd person, well, probably I am. You could identify spider mites if leaves become bleached, discolored, or yellow. Rosemary Pests Identification. Periodic foliar sprays with the emulsion will keep it looking great. Rosemary can take years to fill in, so expect to pay more for a mature plant than for a small rosemary start. The soil should have a neutral pH between 6.5 and 7.0. Where temperatures dip below 30 degrees, rosemary plants will have to spend the winter indoors. The plant was woody when i bought it at a nursery. This will guarantee the plant to grow strong and being able to withstand the next winter. The biggest problem with growing rosemary indoors is getting the humidity level right. Setting a potted lavender near your bed may even help you get better rest. Visit a community garden and ask for a cutting, or ask a friend for a cutting of their plant. When I bought the plant I â¦ You need to have just the right conditions to successfully plant and grow rosemary from seeds. No two plant types require the exact same treatments, and some culture recommendations can be quite contradictory. Strongly aromatic, rosemary is considered a stimulant with its combined scent and tastes of camphor, eucalyptus and pine with a hint of bitterness. If growing from seed, start indoors in starter trays. Whether you are looking for a new cultivar or trying to identify one in your yard, start with the form. In this Home & Garden video tutorial you will learn how to identify pest on the oleander, rosemary, & ivy plants. Powdery mildew won't kill your rosemary outright, but it will weaken the plant. It also works well with fish, steaks, and vegetables. Identify, explore and share your observations of wild plants. The Plant Therapy one, here on Amazon, is quite popular and can be also used by kids as well! A single plant in a pot will provide you with enough rosemary to flavor your cooking and scent the kitchen. Arp Rosemary grows up to 5 feet tall, has light blue or almost white flowers, and can grow in hardy zones 6 with protection. The flowers are probably the most distinguishable feature among the two. Replant each section and keep moist until well established.eval(ez_write_tag([[300,250],'yourindoorherbs_com-leader-2','ezslot_19',114,'0','0'])); Rosemary and lavender are perennials (here you can learn more about how long many herbs can last).