Franklinia (Franklinia altamaha) is a uniquely different large shrub or small tree. Great plant for the “I can grow anything crowd”. Rated hardy in USDA hardiness zones 5-8, I’ve never seen a landscape quality specimen in zone 5 and find that the tree performs best in zones 6 to 7. Success with growing franklinia hinges on […]
Archive for the ‘mulching’ Category
Not New –Still Top Landscape Performers
A senior gardener knows that many new plant cultivars (varieties) are often no better than what had come before. Many “superstar” shrubs, some released a decade or more ago, are still topnotch performers in many parts of the U.S. Here are six which I continue to recommend highly. ‘Low &Behold® Blue Chip Jr.’ Butterfly Bush is a super compact 18-30 […]
Growing Morning Glories
Morning glory vines (Ipomoea tricolor) add a dash of old fashion charm to today’s gardens. YES! these aggressive vines demand a high degree of attention. Their funnel or tubular-shaped flowers open in the morning and close late in the afternoon. In a single growing season, vines may grow 6 to 12 feet and more (depending on variety). Morning […]
Texas Elephant Ears Study*
Dr. Jared Barnes and colleagues at Stephen F. Austin University in Nacogdoches, Texas, trialed 46 Colocasia species/cultivars over two years to determine what performed best over a two-year growing period. First of all, Nacogdoches is in east Texas (Zone 8-b) and typifies the upper coastal plain, stretching from there east to South Carolina. Cultivars were […]
Favorites Among The Rose Of Sharon (Althea) Shrubs
Rose of Sharon, aka shrub althea, (Hibiscus syriacus) is a woody hibiscus shrub that is hardy in temperate northern areas of the U.S. (USDA hardiness zones 5-9). This summer flowering shrub is exceptionally easy to grow. At one time, it was a great pass-along shrub that fell out of favor. However, old fashioned varieties frequently reseeded […]
Growing Castor Bean Plant
Over the years castor bean (Ricinus communis) plants have been a common sight in public gardens. These tall ornamental annuals are cherished for both their colorful flowers and seed capsules, and bold foliage. The species, a botanical member of the spurge family (Euphorbiaceae), is indigenous to the southeastern Mediterranean region, Eastern Africa, and India. Unlike many spurges, the […]
Korean Sweetheart Tree
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 […]
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 […]