Rosebay Rhododendron (Rhododendron maximum) grows in dense woodland shade along cool mountain streams and on moist, rocky slopes. This Southern Appalachian native is extremely winter hardy to -15° to -20° F. It is a late-season bloomer reaching its peak around late June. Rosebay grows large, 15 to 20 feet in height. On some sites it […]
Archive for the ‘Garden Maintenance’ Category
Flaming ‘Fireball’ Hibiscus Quite A Summer Show
‘Fireball’ hibiscus (Hibiscus x moscheutos ‘Fireball’) is a vigorous hardy perennial with burgundy tinted cutleaf foliage and huge 10-12 inch clear red flowers from mid-summer to late summer. Plant height is 4 – 5 feet and 2 – 3 feet in width. A strikingly beautiful plant, ‘Fireball’ thrives on heat and humidity. It wants full […]
Summer Pruning of Oakleaf and Bigleaf Hydrangeas
Bigleaf or “mophead” hydrangeas (Hydrangea macrophylla) tend to get tall and leggy, and outgrow their garden space. Our native oakleaf hydrangeas (Hydrangea quercifolia) are pruned as blooms quality declines. Remove or “deadhead” all withered or faded flowers. Main pruning time for these two species is from mid-June thru mid-August. Mopheads may rebloom if they had […]
Calliope™ Dark Red Geranium- One of the Best
Garden performance is very important. Calliope™ Dark Red geraniums have it!! Calliope geraniums are interspecific hybrids with zonal-type leaves and huge vibrant red flowers. Plant breeders crossed ivy geraniums (the kind commonly used as hanging baskets) and zonal geraniums (found growing in pots, window boxes, and as bedding plants). Calliope is a vigorous grower with a mounding to semi-trailing […]
Stewartia- A Tree for All Seasons
Japanese stewartia (Stewartia pseudocamellia) is a truly beautiful 20-30 foot small tree or multi-trunked shrub. Stewartia may be finicky to grow, but a great plant nonetheless. Although rarely seen in U.S. gardens, Japanese stewartia is the most commonly grown of the six stewartia species. All are winter hardy in the Southern Appalachian region (USDA zones 6 […]
Does Mulch Attract Termites?
Mulching, in itself, does not attract termites to your home. That’s the conclusion of two university studies. Soil moisture appears to be the key factor that attracts termites to the home. The subterranean termites found in scattered, localized areas are routinely found in wood chip mulch. While landscape mulches are good for woody and herbaceous […]
Wild Epaulette Tree Can Be Tamed
Epaulette tree (Pterostyrax hispida) is a small flowering tree which quickly grows to a mature height of 20—25 feet. Winter hardiness here in the Southern Appalachian region (USDA zones 6 and 7) is no problem. A newly planted tree grows an average of 15-18 inches per year and blooms early. Epaulette prospers in a moist well-drained […]
Yellowwood Not Every Year Bloomer
American yellowwood (Cladrastis kentukea) is a medium-sized flowering tree. In the month of May, a beautiful yellowwood tree is in bloom somewhere in the Southern Appalachian region (USDA zone 6 and 7). The 1- 1 1/2 inch white pea blossoms comprise the 8-14 inch long wisteria-like panicles which drape from branch and twig tips. Yellowwood may bloom 2 to 3 consecutive years […]
Select Hollies for Privacy
Ilex opaca ‘Greenleaf’ I continue to witness the overplanting of Leyland cypress (Cupressocyparis x leylandii) across the Southern Appalachian region (USDA zones 6 and 7). This is followed by Japanese cedar (Cryptomeria japonica) and western arborvitae (Thuja x plicata). These three evergreen species have a rapid growth rate and eventually attain heights of 40-60 feet, […]

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