They grow only 1 to 3 feet (30-91 cm.) You may have to baby young plants for a while, but, once established, St. John's wort will survive on its own. across (5 cm), from early to mid-summer. In the South, however, the plant profits from having a bit of shade. Sometimes, the plant forms very deep and branched roots that can reach up to 60 cm (24 in) into the ground. Albury Purple St. John's Wort makes a fine choice for the outdoor landscape, but it is also well-suited for use in outdoor pots and containers. Common St. John's wort, Klamath weed, goatweed, tipton weed, devil's scourge, rosin weed, god's wonder plant, perforate St. John's wort, 1 to 3 feet tall and not quite as wide; upright growing habit, Rich, well-drained, with average moisture content, Medicinal, Toxic, and Invasive Nature of St. John's Wort. St. John’s wort is named after St. John the Baptist, as the plant is in full bloom on 24th June, St. John’s feast day. If your shrub has fewer and fewer flowers every year, you may want to start pruning St. John’s wort. perforate St John's wort. Plants grow well in sun or semi-shade but they flower better when in a sunny position[200]. St John's Wort makes a terrific companion plant for many of your other plants! Life Cycle: Hardy perennial.Hardy Annual. You can test your soil to ensure the right pH balance, and anywhere from 5.5 to 7 is perfect. is a pretty little shrub with cheery yellow flowers that have a burst of long, showy stamen in the center. If eaten in sufficient quantities, it is poisonous to livestock. Each cup-shaped flower presents 5 petals surrounding a prominent tuft of golden stamens. St. John’s wort makes an attractive ground cover and soil stabilizer. An interesting factoid about this plant is that botanically it is known as both Hypericum ascyron and Hypericum pyramidatum. This plant will provide nectar and pollen for bees and the many other types of pollinating insects. Pruning every year isn’t necessary, but if you run the shears along the bush every 2 or 3 years, you’ll ensure your Saint John’s wort will keep a compact bearing. The species plants self-seed and can become weedy, particularly common St. John’s wort (H. perforatum). Obtain seeds or seedlings. There are over 400 species of Hypericum that includes annuals, perennials, shrubs and 10 ft. trees. Ornamental cultivars are well-behaved plants that aren’t likely to grow out of control. St. John’s Wort is an excellent nectar source for bees, butterflies and hummingbirds. Birds, such as Finches, will eat the seeds during the winter months. The word, "wort" (most often found as a suffix) is simply Old English for "plant" and is frequently found in common plant names, other examples being: The genus name refers to the same religious practice. The plant isn’t particular about the soil type. It grows well in the summer meadow and is a useful plant for attracting insects[24]. The Hypearls series includes the cultivars ‘Olivia’, ‘Renu’, ‘Jacqueline’ and ‘Jessica.’ This series is one of the best for hot climates. Sign up for our newsletter. In the second and following years, the plant should be allowed to flower before harvesting, usually in June or July. Seeds can be sown in autumn/fall or spring. Although more famous as a medicinal plant, St. John's wort does have some ornamental features. Remove 50% to 75% of the top of the shrub maintaining a mounded form. The species name of perforatum refers to the see-through (when held up against the light) dots on the leaves that give them a "perforated" appearance. Here are a few cultivars you might want to try: Read more articles about St. John's Wort. Other uses include containers, rock gardens and foundation plantings. Once established, the plants need no care, and this makes them ideal for out-of-the-way locations. If it has any Achilles heel at all, it is an overly wet soil. Growing St. John’s wort herb in a location with too much sun can lead to leaf scorch, while too much shade reduces the number of flowers. Space plants 18 to 24 inches apart and avoid planting new plants within the spread of the St. John's wort, especially in humid climates. If it has any Achilles heel at all, it is an overly wet soil. Learn tips for creating your most beautiful (and bountiful) garden ever. St. John's wort is an easy plant to grow, being tolerant of a number of challenging conditions. With its upright habit of growth, it is best suited for use as a 'thriller' in the 'spiller-thriller-filler' container combination; plant it near the center of the pot, surrounded by smaller plants and those that spill over the edges. Leaves. Hypericum is made up of two Greek words: hyper (above) and eikon (image). This plant will reach a height of about 3-5′ tall (~ 1.5 m) and be 2-4′ wide (60 cm – 1.2 m). If your soil isn’t particularly fertile, prepare the bed before transplanting. Characteristics of St. John’s wort Plant. Prized for its various health benefits, St. John’s Wort is famous for its depression-reducing qualities.However, this multipurpose herb is so much more than a simple blues fighter. Although the plant prefers a well-drained soil, it will tolerate compacted ground. RHS Plants for Pollinators plants. Prune these shrubs in early spring before they leaf out. St. John's wort is available as a supplement in teas, tablets, liquids and topical preparations.St. The Hypericum genus has cultivars and shrubby species that are prettier, including: David Beaulieu is a garden writer with nearly 20 years experience writing about landscaping and over 10 years experience working in nurseries. It is included in an evolving list of plants carefully researched and chosen by RHS experts. tall with a spread of 1.5 to 2 feet (46-61 cm. Maintenance Tips: If you desire to shape St. John’s Wort, use the Haircut Method for pruning. St. John's Wort Control: Learn How To Control St. John's Wort, Tips On St. John’s Wort Pruning: When To Cut Back St. John’s Wort, What Does Wort Mean: Wort Family Of Plants, January Gardening Tips – Things To Do In Cold Climate Gardens, Gardening In The New Year: Monthly Resolutions For The Garden, Symmetry In Landscaping – Learn About Balanced Plant Placement, Common Types Of Holly Shrubs: Learn About Different Holly Plant Varieties, Cold Climate Vermiculture: Learn About The Care Of Worms In Winter, Hot Climate Vermiculture: Caring For Worms In Hot Weather, Attracting Turtles: How To Attract Turtles In Garden And Ponds, Cut Flower Gardening: Growing Flowers For Others, Pieces Of Garden Wisdom – Gardening Tips For Beginners, Garden Renovation: Giving Life To Neglected Garden Beds, Ordering Plants: Planning The Spring Garden Begins In Winter. Beneficials such as bees and butterflies will be drawn to this beauty in your yard as well helping to pollinate your garden. Water slowly and deeply after planting and keep the soil moist until the transplants are well-established. St. John's wort performs best in fertile soils, although it tolerates poor soils. John's wort is often used to treat depression and menopausal symptoms. The opposite, sessile leaves are ovate to linear and are covered with numerous translucent dots where its essential oil is stored. Spread about 2 inches (5 cm.) A popular cultivar, Hypericum frondosum 'Sunburst' (St. John's Wort) is a tight, dense, upright, mounded shrub with large, golden-yellow flowers, 2 in. Once mature, it is reasonably drought-tolerant. Plant St. John's wort in a bed that drains well to minimize the chances of root rot. Keep this perennial well-irrigated when you are first trying to establish it. In fact, your main maintenance chore with established plants will be keeping them in check. St. Johns wort makes an attractive ground cover and soil stabilizer. If you live in USDA plant hardiness zones 5 or 6 to 10 and have a partially shaded site, you can probably grow St. John’s wort. These are delightful plants to have in your garden, bright and colorful and easy-care. Choose a location that receives full, all-day sun or partial afternoon shade. Pruning St. John's wort after early spring prevents the plant from flowering that year. Around one-third of the plant (flowers, stalks, and leaves) can be cut without causing permanent damage. Hypericum Growing and Care Guide. Other herbs taste better when they are harvested before flowering, such as mint plants, but St. John’s wort is more effective after it has flowered. But if you are not interested in herbalism, you will probably find greater value in relatives of the same genus. What is not as commonly known is just how beautiful this plant's flowers are! St. John’s Wort is used in anti-depressant and sedatives. St. John's Wort, also known as Aaron's Beard, is a great plant for hot, dry locations with poor soil. St. John’s wort (Hypericum spp.) St. John’s Wort influences many hormones, but it’s primarily known to help regulate common female hormones as well as stress hormones. Common Names: St John’s Wort (Hypericum perforatum), Tutsan, Aaron’s Beard, Rose of Sharon. St. John's Wort plant care is a snap, so let's find out how easy it is to grow these delightful shrubs. Hypericum St John’s Wort – Pruning, Winter Care and Fertilizing. How to Grow St. John's Wort . St. John’s wort plant care is a snap, so let’s find out how easy it is to grow these delightful shrubs. Prune your Saint John’s wort at the end of winter or at the beginning of spring, before the first buds start opening up, to ensure you’ll have optimal blooming. The best location is one with bright morning sunlight and a little shade in the hottest part of the afternoon. 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