Plectranthus are in the same family as mint (Lamiaceae ). Most Plectranthus live about five years on average. These plants are popular houseplants, but they also add foliage and color to outside beds and borders in Zones 8-11, where they grow as perennials. WebKew Bulletin 59: 379-414. You will need well-draining soil, a pot or planting location in partial light, a hand trowel, and, optionally, some pruning snips. WebBest with regular and even moisture. Another important genus is Plectranthus, a large genus containing about 300 species found in Tropical Africa, Asia and Australia. Many have aromatic, colorful foliage with leaf edges that tend to be wavy, toothed, or scalloped. This trailing plant has scalloped leaves with white margins. A member of the mint family, it emits a strong, unpleasant odor that is thought (though without scientific A soaker hose is a great investment for keeping plants healthy and reducing water lost through evaporation. Plectranthus species are herbaceous perennial plants, rarely annuals or soft-wooded shrubs, sometimes succulent; sometimes with a tuberous base. Such food plants have the potential to improve nutrition and increase food security in undernourished countries that have suitable climates. This growth habit makes it an excellent choice for hanging baskets or as a groundcover. Check the water, light, and fertilizer and inspect the leaves and stems for insect activity. Sometimes called Spanish thyme, Mexican thyme, and Indian borage, the aromatic, edible leaves have a flavor suggestive of a combination of oregano and thyme. If you notice lower leaves of a plant turning yellow, falling off, and wilting, this may be a sign of root rot. Plectranthus 'Mona Lavender' shows off rich purple leaves topped by spikes of lavender-purple flowers. Its promoters claim it will keep dogs, cats and other mammals (raccoons, rabbits, etc.) They do best in locations that provide partial shade, although some species can grow in full sun. There were no controls andwho knows?maybe my pets are just less reactive to scented plants than others? Before a Plectranthus experiences dieback outdoors, snip off a few succulent, young stems with several leaves. Once established, Coleus caninus tolerates drought and is easy to grow, needing little attention apart from pruning stems that become straggly (wear gloves, as pruning releases the plants unpleasant smell). Some gardeners choose to move their Plectranthus plants indoors for the cold winters, which allows them to survive throughout the year. Good in large patio pots. Differing from true oregano, Cuban oregano does best when situated in a location that provides some protection from the hot summer sun. Equilabium was segregated from Plectranthus, after phylogenetic studies supported its recognition as a phylogenetically distinct genus. Please read our, Is not known to attract Beneficial insects, Is not known to attract Butterflies/Moths, Is not known to attract Other pollinators, Other names that this plant may be sold under are. Plectranthus forsteri 'Marginatus' offers large hairy leaves edged in white. Sign up for the Laidback Gardener blog and receive articles in your inbox every morning. My conclusion based in this very limited test what that Plectranthus caninushas no repellent powers whatsoever on my pets! Petunias are failproof favorites for gardeners everywhere. It makes an easy-care houseplant or a low-maintenance herb. It can successfully compete for nutrients and moisture underneath trees. Read Keep Cats Out of Your Gardenfor a few methods that really work! If transplanting as a seedling, plant the seedling in a 4 to 6-inch pot. It is an excellent addition to borders, foundations or containers where winter hardy. Coleus is a common plant recently reclassified from the Plectranthus genus to stand as its own genus. Indian borage is an herbaceous perennial in the Lamiaceae (mint) family. Cooperative Extension prohibits discrimination and harassment on the basis of race, color, national origin, age, sex (including pregnancy), disability, religion, sexual orientation, gender identity, and veteran status. Plectranthus ciliatus 'Troy's Gold' offers golden foliage variegated with purple and green. You can try organic treatments or environmentally less invasive remedies like insecticidal soap or neem oil to remove the infestations. Coleus is not edible and is mildly poisonous. Plant the seeds shallowly, about 1/8 to 1/4 inch deep. WebPlectranthus Seeds. Plants tolerate full sun in cool summer climates. With many plectranthus plants, foliage takes center stage, adding texture to the garden space. Serving as a Master Flower Show Judge, a Floral Design Instructor, instructor of horticulture for National Garden Clubs, and a University of Florida Master Gardener immerses me in gardening/teaching activities. It grows 6-12 inches tall and trails 24-26 inches. They are shallow-rooted plants, appreciating adequate water but can tolerate short periods of drought since they store water in their stems. One seller even invented a detailed background for the plant, claiming its a hybrid developed by an Australian amateur gardener by crossing a plectranthus with acoleus, although, in fact,Plectranthuscaninushas beengrowing wild in Africa and India for hundreds of thousands of years. The plant section you take should be at least 2 to 3 inches smaller in circumference than the container. It grows 18 inches tall and wide. With rue, the question you really have to ask is whether you want to risk causing grievous bodily harm to your family in a probably futile effort to keep cats away? Cuban oregano (Plectranthus amboinicus) is a widely grown plant. Become a member of the exclusive club and join the gardening elite! These pollinators are usually active in late summer into winter, the time that coincides with the blooming periods of many of the plectranthus species. Find My Store. According to popular belief, it will keep away cats away from the garden, but when I placed Geisha next to the plant growing in my flower bed, she ignored it. Plectranthus plants can be set out in the garden in spring after the last frost. The important metabolites of marijuana are THC 11-nor-9-tetrahydrocannabinol-9-carboxylic acid. Plectranthus is a large genus of about 85 species of plants native to the tropical areas of the southern hemisphere. Tubular lilac and white flowers bloom during the summer. Shade-loving coleus with blended leaf color provides vivid color and wild markings even in the darkest corners of your yard. The cuttings root easily in soil and can be grown without much hassle. NC State Extension. Upright flower spikes (terminal racemes to 12" long) with tubular bluish-white flowers (each to 1/2" long) bloom in summer.Genus name comes from the Greek words plectron meaning "spur" and anthos meaning "flower" in reference to the spur-shaped flowers of some members of the genus.Specific epithet means silvery. Others do well in eastern or western exposures, but only the most shade tolerant will thrive in northern windows. Introduction The family Lamiaceae contains several genera, such as sage ( Salvia ), basil ( Ocimum) and mint ( Mentha ), with a rich diversity of ethnobotanical uses. Small, insignificant flowers. Plectranthus species prefer average to above average humidity from 50 percent up to 80 percent relative humidity. Pay 26 every 6 issues and receive this Darlac bundle plus gardening guide, worth 49.97, 2-for-1 entry to Kew Gardens, Warwick Castle, Leeds Castle and many more, Published: Thursday, 8 September, 2022 at 1:44 pm, Clay / Heavy / Moist / Well Drained / Light / Sandy, This page contains affiliate links and we may receive a commission for purchases made. Coleus (Plectranthus scutellarioides)-Downy Mildew. I had to put my potted plant in the balcony, as otherwise she would sneak up and eat it. Although its flowers are somewhat showy, this plant is usually grown primarily for its attractive, fuzzy, gray-green foliage. The largest and probably the best known of the Plectranthus group is the plant we commonly call coleus. Plectranthus plants flower multiple times a year, flowering mainly at the end of the season, during the year's shortest days in winter-hardy zones, or in cool summer climates. Obviously much reclassification of the genus has taken place, and even the ubiquitous coleus, until recently known as Solenostemon scutellarioides, is now in the Plectranthus genus. One site recommends using taller repellent plants as being more effective, as cats simply jump right over short ones. It can be grown as a houseplant. Plants can be found in almost any color, size, and form that can be imagined. Cut a section from your plant at least 3 inches in length. Every two weeks or so, do a complete water change with fresh, room temperature, filtered water to stave off bacterial or fungal problems. Most positive posts were from people who tried planting repellent plants as a preventive measure (there were no cats visiting their garden, but they wanted to keep them away) and theyre the first to claim victory. Plants are tolerant of heat, humidity and some soil dryness. As the waterline recedes, replenish the water. (2019) listed 72 species. CAB International. In fact, the shape and arrangement of the leaves is very similar. Flora of New South Wales 3. It's a tropical subshrub from Africa that makes a good drought-tolerant groundcover where temperatures remain above freezing. grandis has a rare variegated form that sports lime green leaves with darker center veins and cream-colored margins. Since they're not particularly showy, pinch the flowers back or deadhead them to show off the foliage, which is the main attraction of this plant. Remove the bottom leaves. All Plectranthuses are members of the Lamiaceae (mint) family. Some also tout themselves as "weatherproof," meaning the flowers don't close up when water splashes them. Some Plectranthus species are considered invasive. Pinol. In the garden, most plectranthus plants grow from 12 to 28 inches tall. It grows in tropical regions of Asia such as Nepal, India, and Thailand. is an aromatic herb named "boldo" or "boldo-gamb" and employed for treating hepatic insufficiency and dyspepsia in folk medicine. You see, the plant really doesnt want to repel insects: it needs pollinating ones to ensure its flowers are fecundated. Organic ingredients improve drainage, add nutrients and encourage earthworms and other organisms that help keep soil healthy. Most plectranthus can't handle cold temperatures for long periods but can take rare days that drop down to 10 degrees Fahrenheit. Since the Plectranthus genus comprises both annual and perennial species, the exact temperature requirements vary from species to species. Be sure to wear gloves read more, Thought I saw a grasshopper on one of my milkweeds, read more, I have several pair of Dark-Eyed Juncos this winter. Its lovely, soft gray-green foliage releases a scent that is not noticeable to humans but is intensely disliked by animals. (Indian coleus) can grow a whopping 10 feet tall. While some smell pleasant, others have a pungent scent when crushed. Clay soils hold moisture longer than sandy soils, so expect to water more frequently in sandy settings.Different plants have different water needs. Width: 1 ft. 0 in. Grasping the plant at the top of the root ball, use your finger to lightly rake the roots apart. If you still believe that plants have a significant repellent effect on cats and dogs, calculate their effect is limited to a distance of 6 to 8 inches (15 to 20cm) from the plant. It grows 18 inches tall and 36 inches wide. Light green, fleshy leaves are fuzzy, oval, and have scalloped edges. Spikes of dark lavender flowers bloom from spring until fall. New plantings should be watered daily for a couple of weeks. In frost free climates the plants make an effective groundcover. The rounded to scallop-edged green or grey-green leaves have a pungent unpleasant smell to humans, though mostly only when touched or bruised. Ferwood Press, Simon's Town, South Africa. Placing a pot next to her water bowl didnt dissuade her in the least, but she did sniff my fingers more willingly than Geisha after I had rubbed the leaves and didnt seem put off. [2]. Pacific Northwest Pest Management Handbooks. Prepare the garden by breaking up the existing soil (use a hoe, spade, or power tiller). Plectranthus argentatus. However, other references suggest that more than 350 species are known. In fact, shed often lean against it when she slept. Many varieties are sweetly fragrant (sniff blooms in the garden center to be sure.) Perrierastrum Guillaumin Ethnobotanical uses 1. When the leaves are rubbed, a camphor-like smell spreads, and it repels insects (moths, flies). These plants are similar to succulents and can handle short droughts from time to time. Like other plants in the mint family, it does not set seeds. Winter hardy to USDA Zone 10-11 where it is best grown in rich, humusy, medium moisture, well-drained soils in part shade. Coleus caninus is known as the scaredy cat or scat plant, as its smell is said to deter cats, as well as other mammals including dogs, rabbits, and foxes. P. caninus is a tender, mat-forming, stem-rooting, evergreen perennial, typically grown as an annual, with whorled, unpleasantly aromatic, narrowly ovate to spoon-shaped, sparsely-toothed, wrinkled, light green leaves and upright stems bearing racemes of whorled, tubular, violet-blue flowers in summer. Remove flower spikes after bloom. Plectranthus do not tolerate "wet feet," which means their roots cannot sit in wet or soggy soil for prolonged periods. [Cited as Plectranthus caninus.] Pale blue to violet blue flowers form lavender-like spires and are borne through summer, although not in the same abundance as lavender. Some plants prefer staying on the dry side, others like to be consistently moist. You can help Wikipedia by expanding it. The Southern African Plectranthus and the art of turning shade to glade: 1-176. Plectranthus leaves can turn brown if the plant gets too much water or direct sun, lacks nutrients, or is attacked by pests. If the garden area is large, and a sprinkler is necessary, try to water in the morning so that plant foliage has time to dry through the day. WebPlectranthus neochilus or Dogbane is a fast growing perennial herbaceous plant that makes a low mat of musky scented foliage that is often used to repel dogs - as they dislike the odour intensely. You'll need seed starting soil, seed starting trays, or small cups. Some people believe that certain kinds scare away snakes and repel mosquitoes. The majority of the plants growth takes place in the spring and summer Itprefers a hot and dry location for the best performance. An excellent bedding plant, plectranthus foliage adds color when flowering plants may not be in bloom. Maggie just ignored it as well. at a later date, because I had not heard it was supposed to have repellent effects, at least not on mammals. How to Plant, Grow, and Care for Cuban Oregano, 22 Indoor Flowering Plants That Will Make Your Home Feel Happier, 24 Best Foliage Houseplants to Brighten Up Any Room in Your Home, 23 of the Best Houseplants for Low-Light Spaces, 23 Easy-Care Houseplants That Don't Need Much More Than Water, Blue/Green, Chartreuse/Gold, Purple/Burgundy, Fragrance, Good for Containers, Low Maintenance. Thirty-four compounds representing 91.02% of the total oil were Watch for mealybugs, scale and mites. All petunias do best and grow more bushy and full if you pinch or cut them back by one- to two-thirds in midsummer. The plant has short internodes, forming a compact mound of fragrant foliage. These plants are versatile; most grow well in-ground, in containers, and as houseplants. In fact, marigolds are widely used in companion planting to attract pollinating insects. Caney Township : Liberty Township: Trustee, A. T. keeley, Rt. The exact amount of light needed to grow Plectranthus depends on the species. Young plants will have succulent stems that become semi-woody as the plant ages. I have seen zero serious studies on the subject. Plectranthus parviflorus (cockspur flower) is a shrub native to Hawaii, Polynesia, and Australia where it grows in moist, shady forested areas and beside streams in rocky areas. WebPlectranthus caninus Scaredy Cat Plant LIVE PLANT in 2.5 inch pot 5 out of 5 stars (3.4k) $ 12.00. Known for his great generosity, his thoroughness and his sense of humor, he reached several generations of amateur and professional gardeners over his 40-year career. The most recent treatment of the genus resurrected the genus Coleus, and 212 names were changed from combinations in Plectranthus, Pycnostachys and Anisochilus. It grows on dry, rocky or sandy ground around the Mediterranean. WebIt is Plectranthus caninus, from the same family as the well-known money plant . I suspect that, if any plant that has a scent, somebody somewhere will eventually claim it repels cats (and maybe dogs). Dark-green elongated, oval, sharp-tipped, fuzzy leaves with serrated edges are attractive, particularly when purplish new leaves are present. The fragrant leaves have a fuzzy texture. Purple Plectranthus in 1.5-Gallon (s) Hanging Basket. Make sure the stem has at least five. Delightful harbinger of Spring! Corolla 2-lipped; tube variously bent to straight, longer than calyx, swollen at the base or produced into a spur on the upper side; lower lip entire; upper lip 3- or 4-lobed. It can be grown as a houseplant in a sunny window. Only water once the top inch or two of soil has dried out. Neomuellera Briq. Sunburn can cause leaves to curl, turn brown, and dry up. Flora of Somalia 3: 1-626. It grows less than a foot tall and spreads up to 2 feet wide. If plants are in a pack, gently squeeze the outside of the individual plant cell while tipping container to the side. Model # 4361. WebAnnual or weak perennial, erect, branching, semi-succulent herb, 0.15-0.4 m tall; stems villous. A plant sold under the name "Coleus canina" or "scaredy cat plant" is supposed to scare off cats and dogs. Indoors, the plants typically remain somewhat shorter. Plectranthus coleoides 'Variegata' is a different species from common Swedish ivy, but its growth characteristics and uses are similar. Using a sharp, sterile knife cut away any blackened, rotting roots and apply a fungicide. In the garden, an organic top dressing is appreciated, as is a monthly application of 10-20-10 fertilizer during the growing season. Remove the leaves that are below the waterline. Give plants an extra boost by adding a granulated starter fertilizer or a balanced all-purpose feed (for example fertilizers labeled 12-12-12).Check the plant label for suggested spacing. I planted plant X and no cats have come, so it must have worked! Obviously, that proves nothing. Read our Commitment to Diversity | Read our Privacy Statement. WebPlectranthus shrubby, or molar tree (P. fruticosus), is grown in cool rooms, it is a shrub up to 2 m high. This encourages good branching early on and helps create a bushy plant. Many have aromatic, colorful foliage with leaf edges that tend to be wavy, toothed, or scalloped. Moist foliage encourages disease and mold that can weaken or damage plants.To check for soil moisture use your finger or a small trowel to dig in and examine the soil. People who have very bright spots indoors may enjoy blooms during the winter. Auto-generated links for Plectranthus caninus aka Plectranthus caninus: See also Plectranthus ecklonii 1 => Plectranthus ecklonii 1: See also Light foliage varieties, especially gold ones, can sometimes burn in full sun, causing unsightly bleached leaves. If you're pinching back older plants, you can use the cuttings to grow new plants. Thats not usually a good sign! Subscribe today. Plectranthus is a genus of about 350 species of annuals, evergreen perennials, semi-succulents and shrubs from Africa, Madagascar, Asia, Australasia and Pacific Islands. (ed.) This attractive member of the Mint family is native to South Africa. - 1 ft. 6 in. The blooms of plectranthus are not usually the main attraction, but there are some exceptions. Each avocado-green leaf is splashed with an irregular central patch of pale lime. for pricing and availability. WebSpecies. Language links are at the top of the page across from the title. Crowding plants can result in fewer blooms and weak growth as the plants compete for light. Ideally water should only be applied to the root zone an area roughly 6-12 (15-30cm) from the base of the plant, not the entire plant. For houseplants, from mid spring to fall, fertilize plectranthus with a liquid houseplant fertilizer at half strength. Treat them with insecticidal soap or neem oil. Shrubby varieties look best when cut back and shaped into more dense bushes. Plectranthus are easily propagated through division and cuttings. They grow well in shady or partly sunny areas, although when they are grown in sun, the plants tend to be smaller. The blooms of plectranthus are not usually the main attraction, but there are some exceptions. Water the plant. Ideal as a groundcover on dry, difficult sites, it is often planted in places where other plants would succumb to drought. Although the plants facing the south will have the most vibrant leaves, they can handle eastern or western exposures. WebNoteworthy Characteristics. Determine which application method is best for the situation and select a product with a nutritional balance designed to encourage blooming (such as 5-10-5). If the plant is in a pot, brace the base of the plant, tip it sideways and tap the outside of the pot to loosen. [Cited as Plectranthus caninus.] Move the plant to a shadier spot to prevent leaves from getting scorched. Here are some other plants that have that reputation, but didnt work on my pets: curry plant (Helichrysum italicum), rosemary (Rosmarinus officinalis) and pennyroyal (Mentha pulegium). They're vigorous growers and prolific bloomers from mid spring through late fall. Its a concept as old as the world and yet, positive evidence on the subject rare; Id even say nonexistent. It's best to water plants in the morning and at the soil line and not directly on the foliage. Distribution and occurrence: World: c. 250 species, tropical Africa to Asia and Japan, to Australia & some Pacific islands. An almost infinite number of leaf color combinations are available A few years ago, I tested a few of these plants on my own pets: my cat Geisha (may she rest in peace) and my dog Maggie, just for the fun of it. Any repellent effect would be too diluted and cats would simply have to wander around the individual repellent plants to get their favorite spot. For example, the blue spur flower is an aggressive spreader, sending out offshoots under the soil. Viveka Neveln is the Garden Editor at BHG and a degreed horticulturist with broad gardening expertise earned over 3+ decades of practice and study. It grows 8-12 inches tall and spreads 12-36 inches wide. A standard 10-20-10 plant fertilizer should be sufficient for most varieties. When you visit the site, Dotdash Meredith and its partners may store or retrieve information on your browser, mostly in the form of cookies. Species in the Plectranthus genus can be pruned regularly to help them maintain an attractive shape. Plants tolerate full sun in cool summer climates. WebPlectranthus caninus: Perennial herb; inflorescence lax basally with at least 1 or 2 spaced fruiting whorls below the flowers; corolla at least 12 mm long Back to 1: 12: 12: Inflorescence 715 cm long, with 512 spaced fruiting whorls below the flowers; corolla 1220 mm long: Plectranthus neochilus Descriptions: Images: Flowers, from a garden down the road. [2] As of October2022[update], Plants of the World Online accepted 84: Species transferred to Coleus in 2019 include:[2]. Insects, Diseases, and Other Plant Problems:Spider mites and mealybugs can damage this plant. Reports suggest that this plant deters around two-thirds of all cats, so its not a fail-safe solution, but worth trying where neighbouring cats are visiting your garden and using flower or vegetable borders for their toilet. Only a few grow to 36 inches. Interesting houseplant. Plectranthus are not frost-tolerant, but the perennial species will come back in the spring in warm winter locations. It bears pale blue to white flowers in summer. Stamens 4, fertile; anthers circular, medifixed. Nematodes are especially fond of their root systems, so starting new plants from cuttings and moving them to a different spot in the landscape can invigorate declining plants. Flower buds may be pinched as they appear when plants are grown for foliage display. As an annual foliage plant, it typically grows to 2-3' tall and to 3' wide. Also, remove damaged leaves to prevent spores from spreading. For more than 10 years, she's been on a mission to transform her urbanapartment into an indoor jungle. It is also called lobster flower for the clawlike shape of its blue-purple bloom spikes that rise 3-6 inches above the foliage. WebPlectranthus argentatus, commonly called silver spurflower, is an upright-spreading, woody-based sub-shrub that is native to Australia. Pull up the root ball and inspect the roots. View Full Report Card. Mouse over pictures for specific credits. Tips for Pruning Hanging Baskets and Hard to Reach Houseplants, Do Not Sell or Share My Personal Information. Dimensions: Height: 1 ft. 0 in. Australia: c. 28 species (22 species endemic, 6 species naturalized), mainland States. Many varieties of plectranthus are quick-growing. Although its flowers are somewhat showy, this plant is usually grown primarily for its attractive, fuzzy, gray-green foliage. Water thoroughly until water drains out of the base. Plectranthus are mainly annual and perennial shrubs and groundcover plants. van Jaarsveld, E. (2006). I no longer grow rue since a friend of mine had a painful reaction after brushing against one in my garden! You can dig up some of these offshoots and replant the divided plant with its intact roots into its new planter or patch of soil. Color choices are nearly limitless, with some sporting beautiful veining and intriguing hues. Residents of Fawn Creek Township tend to be conservative. Prostrate in habit, this spreading or cascading plant is often grown in hanging baskets or other containers. From there it went to Solenostemon scutellarioides, but recently the name has been changed to Plectranthus scutellarioides. Its stems are thick and square. She's worked in research for nearly two decades. Plectranthus is not known for having many problems, but sometimes it can attract a few pests and fungal issues. It can be propagated in the springtime by division.
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