Hostas are the most popular shade perennial in the U.S. They prefer a moist, compost-rich, well-drained soil. In northerly areas (USDA hardiness zones 4-5), where summers are cooler, most hardy cultivars grow in full sun. In warmer zones those in full sun must be irrigated frequently. Blue leaf cultivars look their best only in shady areas; the white waxy coating, responsible […]
Archive for the ‘acidic soil’ Category
The Winterhazels Bloom In Late March Garden
Winterhazels (Corylopsis spp.), native to China and Japan, represent a group of winter flowering shrubs of varying heights and widths (USDA hardiness zones 5 to 8). Few U.S. gardeners know them. Their bright yellow colored flowers are larger and showier than witchhazels (Hamamelis spp.). Flowering begins as the witchhazels (they’re […]
Rose Care Starts With A Good Planting Site
Roses should be planted 4 feet apart on a garden site that receives 6 to 8 hours of sun. The garden soil must be well-drained and pH between 6.0 and 6.5. Prevent disease problems by providing good air movement between plants and not crowd them. Spring thru mid- summer is an ideal period to plant roses to allow […]
Spicebush – The Native Plant And The Butterfly
U.S. native spicebush (Lindera benzoin) is a beautiful landscape plant (USDA hardiness zones 4-9) for an open or woodland garden. Spicebush matures into a 12-15 feet tall and wide large shrub or small tree over many years. Light green deciduous leaves, 3 to 5 inches long, are delightfully fragrant when-crushed. Leaves is the preferred food for the […]
YoYo Winter Temperatures– Expect Flower Losses On BigleafHydrangeas
In the Southeastern U.S. region, wildly fluctuating temperatures this winter will likely destroy or delay spring and summer blooming on bigleaf (mophead) hydrangeas (Hydrangea macrophylla) (USDA hardiness zones 6 – 9). Other hydrangea species, such as smooth hydrangea (H. arborescens), panicle hydrangea (H. paniculata), and oakleaf hydrangeas, should not be affected. Bigleaf hydrangeas are […]
Growing Zone 6 Hardy Camellias 101
Drs. William L. Ackerman with the USDA (deceased) developed bred a series of interspecific crosses between C. oleifera and C. sasanqua, C. hiemalis, or C. vernalis selections. Many, not all, are identified as the Winter series because they bloom in the fall into very early winter. Dr. Clifford […]
Bergenias (Pigsqueak) Gaining More Respect
Heart-leaved bergenia (Bergenia cordifolia) is a clump-forming perennial indigenous to Russia (USDA hardiness zones 3-9). It has been coined the name “pig squeak” because of the noise produced by rubbing a leaf between your thumb and finger. Bergenias are planted most effectively enmasse as a ground cover. They spread slowly by rhizomes and tends to seed-in […]
‘Biokova’ Cranesbill Dependable Year-Round Ground Cover
Biokova is not a new geranium, aka cranesbill (Geranium x cantebrigiense ‘Biokova’). Its exceptional landscape performance has earned the 2015 Perennial Plant of the Year designation. Cranesbills are highly dependable perennial ground cover for partial sun to partial shade landscape sites (USDA hardiness zones 5-8). Among the better choices of cranesbills, ‘Biokova’ has proven exceptionally reliable here […]
Positive Facts About Tree Of Heaven
Tree of heaven (Ailanthus altissima) is a hated tree and tagged noxious and invasive across the U.S. (USDA hardiness zones 4 to 8). This aggressive species is indigenous to China and seems almost without limits as to where it takes root across the U.S. It has numerous nicknames, including “trash can tree”. It is the […]