One of the most popular grevilleas, Grevillea 'Long John' is a beautiful shrub grown for its dazzling flowers and evergreen foliage of small, pointed leaves. Beds and borders, City, Conservatory, Sub-Tropical, Wallside and trellises, Wildlife. As such, when it comes to pruning, it will need regular trimming. Drought tolerant, dislikes phosphorus. Large clusters of coral flowers are produced freely and are borne at the end of the upright branches over much of the year. Mature plants become quite large and can reach heights of 10-15 ft. and spread 10-15 ft. across. Long john grevilleas are fast growers. Suggested uses. Silky … Cutting it back also allows you to control its size, shape and looks. Join our friendly community that shares tips and ideas for gardens, along with seeds and plants. Foliage – evergreen Flowering – April to July. Large, dark rose-pink and orange flower clusters form on the ends of branches. Your email address will not be published. It is important that the 6 hours is a minimum. We use cookies on this website, you can read about them here. Thus, making them perfect for privacy screens or hedges. Looking good all year-round, most of these plants change... Use our interactive toolsto design your dream garden. Hardy in zones 9 to 10 and best in full sun, Long John is a small shrub that can be easily maintained and shaped. They supply birds and hummingbirds with a copious supply … So, it is very important that you don’t overwater the plant. I first came to California in 1989-90 to develop a garden of Australian native plants for John Taft in the hills above Ojai, a project that was featured in the Fall 1996 issue of Pacific Horticulture (A Protean Garden).The soils there were slightly acidic to slightly alkaline, and many of the grevilleas that we incorporated in the garden … Create a membership account to save your garden designs and to view them on any device. Unfortunately, they are quite rare because they are difficult to propagate. Cookies, This site is protected by reCAPTCHA and the Google, Grevillea rosmarinifolia (Rosemary Grevillea), Festuca glauca 'Elijah Blue' (Blue Fescue), Want Garden Inspiration? Ask the nursery person first otherwise just take the risk, give it a go and you may actually discover that the grevillea that isn’t meant to grow in your area or in your soil … You can even plant it alone as a specimen or in a small cluster to fill in difficult spaces in poor soil. Acacia covenyi A fast growing, ... Grevillea striata A beautiful, long lived (150+ years) small … And, this is the case with water. Join now and start creating your dream garden! Large, dark rose-pink and orange flower clusters form on the ends of branches. Name – Grevillea juniperina Family – Proteaceae Type – shrub. The name 'Long John' comes from a combination of the names of the two parent species, Grevillea longistyla and G. johnsonii, that were involved in this hybrid. The leaves are soft and the branches arch gracefully making a medium shrub eventually reaching the size of 14 feet tall by 10 feet wide. by 8 to 12 feet wide with thin, long, somewhat soft, needle-like leaves along vertical branches . Grevillea ‘Purple Haze’ – grows in a compact shape with fabulous mauve/purple flowers over a long period; Grevillea ‘Robyn Gordon’ – grows 2m x 2m with red brushlike flowers … "Grevillea 'Long John' - An upright rounded shrub to 10+ feet tall (saw one at 15 feet!) It isn't flowering currently. That said, they do need a little bit more water during the hottest months of the year in the summer. Perfect as a flowering accent or as a foundation plant at the back of the border. A number of leaves have suddenly begun to turn yellow. Extremely versatile, this Grevillea has luxurious foliage yet is drought resistant. And, allowing it to do so will lead to root rot. Grevilleas’ exuberant flower displays and the wide range of shapes and sizes (from prostrate plants and small shrubs to large trees) make them the perfect plant for almost any garden setting. During this time, watering them once a week is sufficient. As with water, the grevillea long john isn’t too fussy about fertilizer either. The only thing they need when it comes to soil is that it is well-draining. Grevillea 'Long John' is a dense upright shrub growing 2 m to 3 m tall and 2 m to 3 m wide. Grevillea 'Long John' - Long John GrevilleaThis popular variety of Grevillea has showy blooms with all kinds of razzle dazzle! However, once they’re established, you don’t have to water them regularly. And, together with their height and size, this evergreen shrub is perfect as a natural wall or screen for privacy from your neighbors. They are native to the tropical regions of Australia and Southeast Asia which warm to very hot weather all year round. Grevillea long johns like sunny, warm weather. Erectly held at the branch tips, the flower clusters can be as long as 10 in. It also grows better in slightly acidic soil (pH of 6.1 to 6.5). Makes a perfect hedge partition down property lines between heat-reflecting driveways. Birds, butterflies, and bees love the nectar of ‘Long John’ flowers. But, if you decide to put it there make sure to monitor its growth and flowers. Arboretum at the University of California, Santa Cruz. Because they are drought tolerate, they are perfect for water saving gardens and xeriscaping, which you can do in your patio, front or backyard. Origin: Eastern Australia. It is important that the 6 hours is a minimum. Can be used for cut flowers. Our climate seems to suit Grevillea Long John just fine. Grevillea Robusta Plant Care – How to Grow Silky Oak, Black Knight Butterfly Bush (Buddleja Davidii) Plant Care Guide, Shrimp Plant Care – How to Grow a Shrimp Plant, Schefflera Plant Care – How to Grow the Schefflera Plant, Snake Plant Care – How to Grow the Mother-In-Law’s Tongue, Spider Plant Care – How to Grow a Spider Plant, Your email address will not be published. With these features, it’s ideal as a tall screen. Grevilleas are a diverse group of plants. (818) 751-2690 Frost: Moderately Frost Tolerant 25F (-4C) Soil: Well-drained to poorly drained soils. As such, it is important to keep it somewhere in the garden where the kids and pets stay far from it. However, just like water, there is one facing the south old,,! And other shrubs foliage is turning from a dark green to yellow to. Beautiful spring-blooming shrub, that is easy and can be as long as 10 in border... Sandy soil to control its size, it will be happy as as! 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