Archive for the ‘Disease resistant’ Category

Summersweet Shrub – Underplanted And Underappreciated

Summersweet clethra (Clethra alnifolia), aka sweet pepperbush, is a deciduous summer blooming shrub that ranges from coastal Maine to Florida (USDA hardiness zones 4-8). This delightful shrub grows 3-6 feet, although some cultivars grow 8 feet or higher. Flower colors (depending on variety) range from white, pink, and rose pink. The sweetly fragrant flower clusters ( 4- 6 inches […]

Grow Crocosmias In Your Summer Garden

Crocosmias are bulbous summer blooming flowering perennials that are closely related to gladiolas, also called montbretia and sword lilies. They’re actually corms, not bulbs, and are indigenous to South Africa (USDA hardiness zones 5b to 9). Crocosmias enjoy lots of sun, soil moisture, and hot temps to produce flowers. Plants prefer nutrient-rich, slightly acidic, moist, […]

Best of The Oakleaf Hydrangeas (So Far)

More than 30 available oakleaf hydrangea (Hydrangea quercifolia) cultivars, you can select the perfect specimen to complement any size garden USDA hardiness zones 5 -9). Oakleaf hydrangea is a native plant that delights gardeners with four seasons of distinct features. In spring, oak-shaped leaves are followed by summer’s white-panicled flowers. When it sheds its colorful […]

Try Maple-leaf Viburnum In Woodsy Areas

Maple-leaf Viburnum (Viburnum acerifolium) is a small to medium deciduous shrub that is indigenous to many areas of the Eastern U.S. (USDA hardiness zones 3-8). This underutilized native viburnum is at its finest in a dappled shady woodland landscape. Slow-growing at first, a single plant may reach heights of 4-6 feet and 2-4 feet in […]

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 […]

Select List Of The Better Kousa Dogwood Varieties

There are over 100 named varieties (cultivars)  of kousa (Chinese) dogwoods (Cornus kousa) in nursery trade (USDA hardiness zone 5-8). Most cultivars grow 20-30 feet high with some exceptions. Kousa dogwood blooms 2-3 weeks after U.S. native flowering dogwood (C. florida). Most grow shrub-like and tree forms require extensive training at the nursery. Flowers are 2-4 […]

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 […]

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 […]

Growing Nasturtiums

Old-fashioned nasturtiums never lose their appeal, whether in the garden or as a garnish on a salad, or added to stir-fries, or favorite pasta dishes. Depending on the variety, some may be grown as climbers on fences and trellises or as bushy plants in a window boxes and containers. Around the world there are several […]