Archive for the ‘alkaline soil’ Category

Ice Plant – A Cool Plant For Dry Sunny Spots

From the extreme heat and dry climates of east and Southern Africa come the hardy ice plants (Delosperma spp.). There are two popular species, Purple ice plant (D. cooperi) and Orange-yellow iceplant (D. nubigenium), plus hybrid cultivars galore. Ice plants are dependable zone 6 winter hardy succulents. They’re excellent candidates for roof top and rock […]

‘Miss Kim’ Lilac Tackles Southeast U.S. Heat and Humidity

When northerners move south, they insist on growing lilacs (Syringa spp.). Southern U.S. heat and humidity often take their toll on these lovely fragrant and colorful spring flowering shrubs (USDA hardiness zones 3-8). One very popular and exceptionally reliable lilac is ‘Miss Kim’ lilac (S. pubescens ssp. patula ‘Miss Kim’). A cultivar of Manchurian lilac, […]

For Dry Sites Try Arizona Cypress

Arizona cypress (Cupressus glabra) is silvery blue needled medium-sized evergreen (USDA hardiness zones 6 to 9). This southwest U.S. native demands full sun and excels in droughty, infertile, and well-drained soils. Conversely, Arizona cypress does not tolerate shade, poor air circulation and flooded soil. Arizona cypress is mostly disease and pest free unless too crowded […]

Shagbark Hickory

Most tree lovers don’t plant U.S native shagbark hickory (Carya ovata) (USDA hardiness zones 4-8). Instead, they often inherit one when purchasing property. Shagbark hickory is notoriously difficult to transplant and grows very slowly in its early years. Like oaks (Quercus spp.) and beeches (Fagus spp.), hickories are long-lived, often standing tall in an open […]

2014 Perennial Plant Of the Year: ‘Northwind’ Switchgrass

Northwind switchgrass (Panicum virgatum ‘Northwind’) is a 4 to 5 feet tall native prairie grass (USDA hardiness zones 4–9). There are many fine switchgrass varieties, but its Northwind’s vertical form and steel blue foliage that makes it a standout. Northwind switchgrass has been selected the 2014 Perennial Plant of the Year. By mid-summer its lacy soft pinkish […]

Mexican Feather Grass

The ultra-fine soft foliage of Mexican feather grass (Nassella tenuissima) will grab your interest. Just a slight breeze will create wave movement in your garden (USDA hardiness zones 7 to 10). It grows 1½ feet high (2 feet tall in flower) and 1½ to 2 feet in width. Mexican Feather Grass is a cool season […]

Staghorn Sumac’s Reliable Fall-Winter Assets

Staghorn sumac (Rhus typhina) is known by several names, including velvet sumac and hairy sumac. This large shrub or small tree is native to northeastern U.S. and eastern Canada (USDA hardiness zones 3-8). Staghorn sumac often arrives uninvited into a landscape and its aggressive suckering root system makes it difficult to eradicate. For landscape use […]

Three New Spreading Junipers Waking Up Landscapes

In times past Chinese junipers (Juniperus chinensis) were popular foundation shrubs and ground cover (USDA hardiness zones 4-9). They were popular choices in sunny locations for erosion control and around seashore areas. Three exciting cultivars have arrived on the landscape scene and should bring junipers back in vogue. Angelica Blue Chinese juniper (J. chinensis ‘Angelica […]

Beautyberry Deservedly Becoming More Popular

The stunning purple berries of beautyberry (Callicarpa spp.) are eye-catching in late summer. White fruited varieties are also sold, but the purple forms are most popular. This 6-8 foot shrub has medium green, 3-5 inch long foliage spring thru summer. Autumn leaf color adds little, the deciduous leaves turning purple to pale yellow, shriveling, and abcising. The purple fruit clusters are electifying, perhaps […]

‘Guacamole’ Hosta An Outstanding Garden Performer

Guacamole (Hosta plantaginea ‘Guacamole’) is rated one of the top performing hostas in the Northeast and mid-South U.S. gardens. Guacamole is a hybrid and one of its parents is H. plantaginea ‘Fragrant Bouquet’. In 2002 it was selected Hosta of the Year by the American Hosta Society. Guacamole is a medium-sized hosta. It matches its […]