The late Dr. J. C. Raulston, N.C. State University horticulture professor emeritus, discovered Korean sweetheart tree (Euscaphis japonica) in 1985 on the Korean Peninsula while participating in a U.S. National Arboretum collection expedition (USDA hardiness zones 6-8). Dr. Raulston brought seeds back to the N.C. State Arboretum for assessment and evaluation. The species common name “sweetheart […]
Archive for the ‘Fertilizing plants’ Category
Native Plumleaf Azalea Blooms In Late July
Plumleaf azalea (Rhododendron prunifolium) is a native deciduous azalea that grows in the Chattahoochee River Valley on the Georgia-Alabama line (USDA hardiness zones 6-9). It is one of the signature plants of Callaway Gardens in Pine Mountain, Georgia. Their bright orange-red flowers surprise in late July into early Augusta and blooms may last for 2 weeks or […]
New Angelface Angelonias Produce Larger Flowers
Angelonias, aka summer snapdragons, (Angelonia angustifolia) hail from Mexico. Angelonias are top performing summer flowering annuals (USDA zones 9 -11). The AngelFace® series were recently developed by Proven Winners (PW). Plants are covered with snapdragon-like blooms up and down the floral stems, 18-24 inches high and 12-18 inches wide. Angelface series boast slightly larger green leaves and bigger blooms than […]
Colorful ‘Sugar Tip’ Althea ( Rose Of Sharon)
Rose of Sharon or shrub althea (Hibiscus syriacus) is a vigorous, upright, multi-branched, deciduous shrub that generally grows 8-12 feet tall and 4-6 feet wide. Althea is native from eastern to central Asia (USDA hardiness zones 5-8). Sugar Tip® is a patented variety that features variegated creamy-white and blue-green foliage and soft pink double flowers. Leaf […]
Fill Summer Flower Beds With Annual Rudbeckias
Black-eyed Susan (Rudbeckia hirta) is a native wildflower. Annual or biennial forms are also called gloriosa daisy and brown-eyed Susan. In recent years public urban gardens are growing annual types. From summer into early autumn, brown-eyed Susans produce showy daisy-like blossoms up to 3-inches across with light or deep yellow rays and brownish-purple centers (“buttons”). Their cut flowers will decorate households. This coarse weedy […]
Heat Loving Annuals For Containers
Not all annuals grow well in containers. An aggressively growing annual may not be a suitable companion plant in containers. Small containers dry out quickly. Large containers, a minimum of 16 inches across, should be your beginner size. For an eye-catching container garden, utilize plants that require the same care but differ in colors, heights, […]
Smaller Alternatives To Limelight® Panicle Hydrangea
Beautiful panicle hydrangeas (Hydrangea paniculata) are among the best hydrangea choices for the summer garden (USDA hardiness zones 3 to 8). Flowers of some cultivars age gracefully with floral heads turning lightly pink. They are perfect for use in containers or in groupings or masses, shrub borders, hedges, and screens. Panicle hydrangeas are suitable as fresh […]
Stunningly Beautiful Three-Flowered Maple
Three flower maple (Acer triflorum), often called trifoliate maple, is native to eastern Asia (USDA hardiness zones 4-7). The latter pseudonym is misleading as A. triflorum is actually one of many compound-leafed maples identified as “trifoliate maples”. This small deciduous understory maple typically grows 2o-25 feet tall with a densely-branched, rounded crown. Specimens often grow to 35-40 feet in height range. The […]
American Basswood Tree
American basswood (Tilia americana) is a common deciduous native tree in midwestern and eastern U.S. forests (USDA hardiness zones 2-11). This large majestic tree is remarkably fast-growing but not weak wooded. Basswood is planted as a large residential shade tree, street tree along wide avenues, or tall privacy screen. A mature specimen may grow 50 […]
Multi-Use Bowles’ Golden Sedge
Bowles’ golden sedge (Carex elata ‘Aurea’) is an easy to grow sedge (USDA hardiness zones 5-8). Golden sedge was introduced by English plantsman and garden writer E.A. Bowles who discovered it growing in eastern England. Bowles’ Golden sedge grows 1 ½ to nearly 3 feet high (in flower) and 2-3 feet wide. It features bright lemon- […]