Butterfly weed (Asclepias tuberosa), aka milkweed, is a long-lived summer blooming perennial. In the wild milkweed may be found growing in dry/rocky open woodlands, prairies, farm fields, and along roadsides in the southeastern U.S and mid-western U.S. and Canada (USDA hardiness zones 3 -9). Established plants typically grow as a clump to 2- 3 feet high and 1 […]
Archive for the ‘Propagation (Cuttings)’ Category
Annual Geraniums Make Garden Comeback
Once popular annual geraniums (Pelargonium x) are making a comeback with U.S. gardeners. Geraniums are also planted in window boxes or hanging baskets. Three types of geraniums are sold at garden centers: zonal or bedding geraniums (P. x hortorum), ivy-leaf geraniums (P. peltatum), and Martha Washington geraniums (P. x domesticum). Color choices include red, pink, rose, salmon, […]
Russian Arborvitae For Cool Areas Of The U.S.
Russian arborvitae and Siberian cypress (Microbiota decussata) is an underutilize ground cover (USDA hardiness zones 3-7). This tough juniper-like evergreen hails from Siberia and demonstrates exceptional cold hardiness to -40 ° F. In extreme northerly sites, the lacy evergreen foliage may turn complete brown in the dead of winter and re-sprout in spring. In the cool temps of […]
Three New Summer Annuals You’ll Get Excited Over
Here are three new annuals which should delight: Striking Senecio ‘Angel Wings’ has silky, silvery white foliage. Angel Wings senecio is beautiful to add to mixed containers or use it solitary on patio or deck planters. Warning: you can’t resist touching the long, broad velvety leaves. Angel Wings grows 10-12 inches high and about as wide. Plant Angel Wings […]
Hybrid Wax Begonia Revolution
Wax begonias (Begonia x semperflorens) are popular summer annuals in public and private gardens. Begonias are excellent for mass bedding, in mixed borders, and in large containers. Plants hold up to summer heat, humidity, and moderate dry spells. The foliage stays mostly pest and disease free. A few years back, two series of interspecific hybrids (Begonia […]
Temperamental Big Leaf Hydrangeas
Get use to it… big leaf hydrangeas (Hydrangea macrophylla), also called hortensia hydrangeas, are temperamental (USDA hardiness zones 6-9). After a long winter of sub-freezing temperatures, these blue (or pink) flowering shrubs should be stunningly beautiful in spring. However, if the late winter- early spring temps flucuate wildly, grab your pruning shears. Too most gardeners, myself included, […]
Spike Winterhazels
I Winterhazels (Corylopsis spp.), native to China and Japan, is a wonderful genus comprised of winter flowering shrubs of varying heights and widths (USDA hardiness zones 5 to 8). Few U.S. gardeners know of them. Their bright yellow flowers are a lot bigger and showier than the witchhazels (Hamamelis spp.) which are close botanical relatives. […]
The Fragrant Viburnums
Fragrance is a wonderful trait to include in your landscape. Although most viburnum species are not odorous, these 7 stand out for their spring floral fragrance. Bloom dates mentioned here are for zones 6-7 (TN, VA, NC and KY). Burkwood Viburnum (V. x burkwoodii) is semi-evergreen, 7 to 8 feet tall and wide, with glossy dark green leaves that turn […]
Saucer Magnolias
Saucer magnolias (M. x soulangeana) are deciduous hybrid magnolias (M. denudata x M. liliiflora) as broad shrubs or small trees. They typically grow 20-30 feet in height and width. Saucer magnolias are often called tulip magnolias because of the shape of the colorful blooms. Flower colors range from white, pink, rose, purple, magenta, and burgundy. Flowers […]
Early Flowering Magnolias
If you live (and garden) in the northern climes of the U.S. and Canada, Magnolia ×loebneri Leonard Messel is an excellent choice of a flowering yard tree. It is a hybrid deciduous magnolia (M. kobus x M. stellata) (zones (4)5-9). Other similar crosses include ‘Ballerini’ and ‘Merrill’. Leonard Messel magnolia grows to 20-30 feet tall with a rounded crown. It is […]