Gooseneck loosestrife (Lysimachia clethroides) can be both a delight and a weedy nuisance – depending on where you garden. (USDA hardiness zones 3 – 8). This native of southeast Asia grows aggressively in some locations in the U.S. where it has escaped into woodlands, wet areas, and on sunny, sheltered mountainous slopes. The perennial has […]
Archive for the ‘Pruning’ Category
Swamp Hibiscus
Swamp hibiscus (Hibiscus coccineus), aka scarlet rose mallow, is a hardy perennial plant that grows in swamps, marches and roadside ditches in the Southeastern U.S. (USDA hardiness zones 5-9). It can grow 6 to 8 feet tall and 2 to 3 feet wide. Its 5- to 6-inch-long leaves are palmately lobed into 3, 5, or 7 parts. […]
About Penstemons
Some 40 years ago, Dr. Dale Lindgren, plant breeder at the University of Nebraska released ‘Husker Red’ penstemon (Penstemon digitalis). This pioneering variety has purple-green foliage and white flowers. New penstemon varieties continue through the breeding pipeline with larger and colorful blooms, more compact habit, or dark foliage. (Z 3-8). Penstemons (Beardstongue) belong to the […]
Summer Blooming Trees
Other than crape myrtles, few trees bloom in July and August. Here are four exceptions: Chaste tree, Sourwood, Golden Raintree, and Franklinia. Chaste Tree (Vitex agnus-castus) is a 10-15 feet tall, vase-shaped, deciduous shrub or a small 15-20 feet tree. The species is native from southern Europe and Asia. It is often mistaken as a purple-flowering […]
Vintage Large-Growing Oakleaf Hydrangeas
Oakleaf hydrangea (Hydrangea quercifolia) is an upright, broad-rounded, suckering, multi-stemmed, deciduous shrub that typically grows 4-6 feet (less frequently to 8 feet) tall. It is a wonderful flowering shrub with multi-season interest. It is native to the Southeastern U.S. and tolerates hot, humid weather. Oakleaf hydrangeas aren’t quite as cold-hardy as other hydrangea species (USDA […]
Mountain Hydrangeas
Mountain hydrangeas (Hydrangea serrata) look very much like big leaf hydrangea (H. macrophylla) except shrubs are smaller, more compact in growth habit with smaller flowers and leaves. They are native to the cool moist woodland valleys in Japan and Korea mountains. (USDA hardiness zones 6-9). These unique hydrangeas fare better in cool climates in zones 5 […]
Colorful Bugleweed As A Groundcover
Bugleweed (Ajuga reptans), aka “carpetweed” and “carpet bugle”, is a fast-growing evergreen perennial ground cover in the Lamiaceae (mint) family. The species name “reptans” means creeping. It is native to Europe, northern Africa, and southwestern Asia. Cultivars are hardy in USDA hardiness zones 3-9 (unless otherwise noted). Most bugleweed cultivars demonstrate aggressive plant vigor that helps to […]
Bergenia Or Pigsqeak For Sun Or Shade
Bergenia (Bergenia spp), aka “pigsqeak”, is a herbaceous perennial with distinctive glossy, rounded leaves. Bergenias are native to the forest and alpine zones of China and Siberia. Eight species are available including heartleaf Bergenia (B. cordifolia), leather bergenia (B. crassifolia), and fringed bergenia (B. ciliata). Hybrid selections are also available. (USDA hardiness zones 4-8). Bergenia’s […]
American Beautyberry
American beautyberry (Callicarpa americana) is a deciduous shrub native to open meadows, fence rows, or woodlands in the southeastern U.S. and northern Mexico (Zones 6-11). This vigorous shrub grows to 4-8 feet high and wide and belongs in the Lamiaceae (mint) family. American beautyberry, also called French mulberry, has an open growth habit and arching […]