Perfect mounded form 2-3' high and wide with improved hardiness. It is native to the Great Lakes region of the U.S. where it typically occurs in rocky to sandy soils, ranging from relatively dry open woods to moist lakeshore areas. Where an order includes both packets of seeds and other products, a maximum delivery charge of £6.99 will apply - regardless of the number of items ordered. It has ascending four-edged branches that bear two-edged branchlets. There are very few rules in gardening, but perhaps the most important one is to work within your zone. It has green foliage throughout the season. Codes 1 x 10 litre potted hypericum plant (KA0315) 1 x 3.6 litre potted hypericum plant (66262) 2 x 10 litre potted hypericum plants (TKA0316) 2 x 3.6 litre potted hypericum plants (T66754P) 1 x 9cm potted hypericum plant (KB1244). Flowers: Inflorescences like umbels, conspicuous, waxy, shiny yellow, beginning of July to end of August. Hypericum kalmianum. We aim to enrich everyone’s life through plants, and make the UK a greener and more beautiful place. Mon – Fri | 9am – 5pm, Join the RHS today and support our charity. Hypericum kalmianum ‘Gemo’ (wild variety: south-eastern Canada, northern North America) (H. erectum ‘Gemo’) Habit: An upright small shrub with dense shoots, 0.6-1 m tall, 0.8-1.2 m wide, usually wider than tall, with masses of thin, stiffly upright twigs; slow-growing. *Your 20% discount only applies to plants, bulbs and seeds.© 2021 Thompson & Morgan. Divided into 3 groups these lists, linked below, are maintained by a team of RHS staff and are reviewed annually. Mature plants require little attention throughout the growing season. Druh 'Gemo' pochází z Dánska a vyniká velmi dlouhou dobou kvetení, patří k nejatraktivnějším a nejbohatším kvetoucím… Hypericum kalmianum 'Gemo' Hypericum kalmianum, česky třezalka, je kvetoucí keř patřící do čeledi Hypericaceae – třezalkovité. Hypericum kalmianum St. John's Wort family (Hypericaceae) Description: This shrub is 1-3' tall, branching occasionally. Height and spread: 90cm (36"). They are borne in flat clusters at the tips of upright branching stems. FAMILY Clusiaceae HEIGHT 30 inches WIDTH 30 inches HABIT Mound ZONES 4 to 9 EXPOSURE Full Sun FLOWER COLOR Yellow BLOOM SEASON July - September COMPANION PLANTS … Hypericum kalmianum 'Ames' Ames St. Johnswort. We love the delicate overall effect of this tough native. Plant height and spread is seasonal therefore we list by pot size rather than a defined plant size. Description “Gemo” St. Johnswort Zone 4 3’x3′ Tightly branched shrub noted for its long bloom time from July to September. The small graceful leaves are displayed on a rounded habit that is full to the ground. Dlouhotrvající stres vede k depresím a úzkostem. Orders which include any other products will incur a delivery charge of £4.99. Dem Betrachter bietet das … Hypericum 'Gemo' is a neat rounded variety with a bushy habit and narrow semi-evergreen foliage. Send an Enquiry. times, Need more criteria? Feed and water regularly throughout the growing season while young Hypericums plants become established. Young stems are light green, glabrous, and 4-angled. For more information on how we send your plants please visit our Helpful Guide on plant sizes. Hypericum kalmianum 'Gemo' quantity. Willow like foliage is unique looking, clean, pest free and adds subtle yet effective texture to the landscape. Send by email Printer-friendly version. Join the RHS today and support our charitable work, Keep track of your plants with reminders & care tips – all to help you grow successfully, For the latest on RHS Shows in 2020 and 2021, read more, RHS members get free access to RHS Gardens, Free entry to RHS members at selected times », Reduced prices on RHS Garden courses and workshops, General enquiries The woody branches near the base of this shrub have yellowish brown to reddish brown bark that often becomes shredded into white strips or narrow sheets. Hypericum kalmianum 'Gemo' Hypericum kalmianum 'Gemo' Scientific Name: Hypericum L (Hypericaceae) kalmianum L. 'Gemo' Nursery Availability 1 - 6 of 6. The stems and seedheads appear varnished in winter adding a unique texture to the landscape. Commonly known as St. John's Wort, this dependable shrub will tolerate most growing conditions, including shade and poor, dry soils. Full sun to Partial sun. Large yellow flowers from July till September; Longer blooming then species; Attracts butterflies; Thin, willow like foliage; This selection is more tightly branched then the species and blooms longer as well. Hypericum kalmianum is a slender shrub that grows to a height of 20–60 cm (7.9–23.6 in). Bluish-green summer foliage with bright yellow flower. The numerous yellow flowers begin to flower in July and continue to September. If you select any attributes with or without a plant name, you will see a much narrower selection of results taken only from the old RHS Plant Selector database. Family Kalm's St. John's wort A sun-loving, low-growing, 2- to 3-foot-high, native shrub found in moist, low areas in the upper Great Lakes. Virtually all of the features of the old searches are still available and in addition we have added several new features to create a more comprehensive and user friendly search experience. St. John’s Wort Hypericum kalmianum Description & Overview St. John’s Wort is a handsome dense, rounded shrub with charming blue-green foliage. Třezalka – rostlina pro dobrou náladu. This plant is listed in the RHS Plant Finder book. Excellent for ordinary use in appropriate conditions. A neat rounded variety with a bushy habit, Plant Size Height Up to 90cm (35.4in)Spread Up to 90cm (35.4in), Ideal For ground covercottage gardenslow maintenance garden. Plant St. John’s Wort in any garden soil and in a position that is sheltered from cold winds. The seed capsules sound like little rattles when brushed against or moved by the wind. Choosing plants that grow and thrive in your particular climate is the very first step toward having a beautiful garden. It is included in an evolving list of plants carefully researched and chosen by RHS experts. One of the parents of this cultivar, Hypericum kalmianum, is endemic to the Great Lakes region of the United States. Light Needs. Hypericum is a versatile plant coping well in poor, dry soils and even thriving in deep shade. Description 'Gemo', a tightly branched form of the native St. John's Wort, boasts a long bloom time. This Danish cultivar is popular for its prolonged bloom period and refined foliage. 14 Search Results. Height: 24-36 in Width: 24-36 in Soil Conditions: Moist/Well Drained Flower Color: Yellow Bloom Time: Jul Hardiness Zone: 4 TO 7. Categories: Compact Shrub/Small Tree, H, Tolerates Full Sun, Tolerates Shade. They are: This plant will provide nectar and pollen for bees and the many other types of pollinating insects. Delivery times will be stated on the product page above, or in your order acknowledgement page and email. The narrow leaves do … Please see our Delivery page for further details, and more information on different charges that may apply to certain destinations. Hypericum kalmianum. 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