Archive for the ‘winter hardiness’ Category

Why Newly Planted Trees Die

The loss or decline of a newly planted tree or shrub is usually a result of multiple factors. One of the worst mistakes is planting trees or shrubs too deeply – whether they are planted by a home gardener or a landscape professional. I’ve witnessed both. Surface roots are deprived of oxygen the deeper trees […]

New USDA Hardiness Zone Map

The USDA Plant Zone Hardiness Zone Map is an important garden reference to anyone who gardens in the continental United States, Alaska, Hawaii or Puerto Rico. The U.S. Department of Agriculture (USDA) today released a new version of its Plant Hardiness Zone Map (PHZM), updating this valuable tool for gardeners and researchers for the first […]

Vines Worth Growing

Vines add a vertical dimension in your garden. With many vines, you don’t need to construct expensive arbors and trellises for them to climb. Borrowing an idea from nature, vines love to ramble or attach readily onto shrubs and trees. Some vines like periwinkle (Vinca minor) and English ivy (Hedera helix) make attractive ground covers […]

Recent PHS Gold Medal* Perennial Picks

Each year the Pennsylvania Horticulture Society (PHS) recognizes six outstanding plants that a group of nursery owners, horticulturists, expert gardeners, and professional growers singe out as among the best performing and most beautiful for inclusion into the Mid-Atlantic Region Gold Medal program. All seven perennials perform equally well in the mid-South (Tennessee, Virginia, Kentucky and Northern Counties […]

Snowdrops (Galanthus)

Snowdrops (Galanthus nivalis) are one of the first flowers to bloom in the spring. Depending on the region where you live, snowdrops appear in the early days of spring; often snow still blankets the ground. Snowdrops are tiny plants (3 – 6 inches tall) that produce multiple small showy, white, bell-shaped flowers, which hangs off the ends […]

Foster Holly

Foster holly (Ilex x attenuata) is an old holly favorite which has not lost its sizzle. Cultivars of Foster Hollies were selected by E.E. Foster of Foster Nursery in Bessemer, Alabama in the 1950s. It is utilized in a number of landscape options across the Southern Appalachian region (USDA zones 6 and 7), including in containers in […]

Substitutes For Callery Pear

The end to planting Callery pears (Pyrus calleryana), aka Bradford Pear, is almost within sight as more states are banning sales of the tree at garden centers and box store garden departments. Recently, Ohio, South Carolina and Pennsylvania have banned further plantings. This March blooming flowering tree has been determined to be invasive. It produces […]

Rattlesnake Master

Rattlesnake master (Eryngium yuccifolium) is mostly at home in a hot sunny prairie environment in the Southeast and Midwest (USDA hardiness 3-8). Its spiny nature gives it a desert spiny yucca-like appearance. Some Indian groups were known to brew the plant’s roots as an antidote to rattlesnake venom. Some native peoples also used the dried […]

January Blooming Vernal Witchhazel

This winter – follow your nose to Vernal witchhazel (Hamamelis vernalis), aka Ozark witchhazel. (USDA zones 4-8). This U.S. native witchhazel grows as a deciduous shrub to small tree. It may produce the smallest flowers of all witchhazel species, but they’re highly fragrant when little else is blooming. It naturally inhabits a wide area encompassing […]

Uniquely Different Weeping Mulberry

Common (White) mulberry (Morus alba) is a fast-growing, medium sized, deciduous tree that typically grows to 30-50 feet tall and wide. It usually develops a wide-spreading rounded crown with age. This native to China is utilized either as a landscape shade and/or a fruit tree. (USDA hardiness zones 5-9). White Mulberry prefers a rich, moist, […]