Archive for the ‘watering tips’ Category

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 […]

Very Rare Chinese Emmenopterys Tree

Chinese Emmenopterys (Emmenopterys henryi) is rare in the wilds of China, and may be even rarer in cultivation (USDA hardiness zones 5-9). Discovered in 1907 by renowned botanist and plant hunter, Ernest H Wilson. He described it as: “…one of the most strikingly beautiful trees of Chinese forests.”  It should grow 30 + feet tall, […]

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, […]

Three July Blooming Trees (Other Than Crapemyrtles)

Chaste Tree (Vitex agnus-castus) is a 10-15 feet tall, vase-shaped, deciduous shrub or a small 15-20 foot tree. The species is native from southern Europe and Asia. Often mistaken as a purple-flowering crapemyrtle, vitex is grown where wintry weather is not severe (USDA hardiness zones 6-9). Its palmately compound grayish-green leaves, composed of 5-7 lance-shaped leaflets, are […]

‘Herbstsonne’ Rudbeckias Fill Their Spot

For an old fashion plant ‘Herbstsonne’ (Rudbeckia laciniata) still pops up in many modern day gardens. It is a tall upright growing,  clump-forming perennial black-eyed Susan (USDA hardiness zones 5 to 9). This vigorous North American perennial grows 4-7+  feet tall and 2-3 feet wide. ‘Herbstsonne’ is also synonymous with the cultivar  ‘Autumn Sun’. Formerly […]