Archive for the ‘Native Plant’ Category

Some Conifers Don’t Like Summer Heat And Clay Soils

Most conifers are best grown in deep, moist, well-drained, acidic loamy soils and in full sun. In the deep South evergreen conifers are challenged by warm soils, poor soil drainage, and humidity. Humidity increases their susceptibility to diseases. Once established they are drought tolerant, but most fail in poorly drained wet soils. Many pine species […]

Care Of Rhododendrons

In the U.S., two species of rhododendrons, Catawa (Rhododendron catawbiensis) and Rosebay (R. maximum), are plentiful in the Appalachian Mountain region. Their roots feed in part on the rich humus material in the rocky mountain soils. Over time fallen leaves, twigs, and flower parts decay into additional humus. Humus improves soil aeration and drainage, yet […]

12 Woody Trees And Shrubs Perfect For Containers

Japanese maples, hydrangeas, hollies, boxwoods, camellias, and dwarf conifers are popular favorites to grow in pots. Often, they’re part of mixed plantings coordinated with colorful annual and perennial flowers. If and when these outdoor trees and shrubs outgrow their pots, you have one of three options available: 1.) move plants into a bigger pot, 2.) […]

Arizona Cypress Standouts

Arizona cypress (Cupressus arizonica var. glabra) is a needle evergreen conifer native to the Southeast U.S. and is noted for its rapid growth rate. It is also grown as a Christmas tree and is rarely troubled by disease and insect problems. Depending on what part of the U.S. that you garden in, damage from bark […]

Marcescence (Retaining Leaves Fall And Winter)

Through the fall and winter seasons, certain landscape and woodland trees retain their dead brown leaves on branches. Beech (Fagus spp.) and oak (Quercus spp.) are two common examples. Winter winds and precipitation will eventually force leaves to drop. Plant scientists term the retention of leaves as “marcescence”. There are many theories as to why […]

Black Gum (Tupelo) Tree

Black gum (Nyssa sylvatica) or tupelo tree is a native to Eastern North America (USDA hardiness zones 3-9). It is native from the New England states southward into Florida and west to Eastern Texas.  Seedlings of this wonderful woodland and landscape tree start off slowly, but will mature to heights of 50 to 60 feet […]

Inkberry Holly Substitute For Boxwood

Ilex glabra ‘Densa’ Inkberry holly (Ilex glabra), also called gallberry, is a slow-growing broadleaf evergreen shrub (USDA hardiness zones 4-9). It grows to 5-8 feet tall and can spread by root suckers and form colonies. Inkberry is native from the eastern coast of Canada south to Florida, west to Louisiana. The shrub is at home in sandy […]

25 Trees For Autumn Leaf Color

Fall leaf colors of woodland and landscape trees vary from one year to the next. Foliage colors are determined by monthly weather conditions and several environmental factors. Rainfall amounts and daily temperature levels during August and September are key determining factors. Best autumn leaf colors develop as daytime hours are shortening, daytime hours are sunny and […]

Emerald Ash Borer Update

Emerald Ash borer (EAB) is confirmed to infest in many areas of the U.S. Emerald ash borer (Agrilus planipennis) is an exotic beetle that was discovered in southeastern Michigan near Detroit in 2002. EAB adult beetles nibble on ash foliage but cause little damage. The beetle larvae (immature stage) feed on the inner bark of […]

Wood’s White Aster Are Woodland Favorites

It’s late August and across the Southern Appalachian region White Wood Aster (Eurybia divaricata) are blooming. Their small daisy flowers are often seen blooming in shady woodlands in late summer. They start blooming a week or two later in the New England states and Canada (USDA hardiness zones 3-8). In a natural woodland Wood’s Aster […]