Archive for the ‘Drought tolerant’ Category

Caveats Before Planting Planetrees (Sycamores)

American sycamore, aka planetree, (Platanus occidentalis) is a native tree planted over a large area of the United States (USDA hardiness zones 4-9). Its enormous size, often 70-90 feet in height, limits it to planting mostly on large landscapes such as parks, golf courses, and industrial parks. Northern U.S. cities have planted it extensively along […]

Blazing Star– Electric Summer Flowering Perennial

Blazing star (Liatris spp.) is a popular summer flowering perennial. Also called gayfeather, it belongs in the aster family. This tall, upright, clump-forming perennial is found in moist meadows and at the edge of a marsh. (USDA hardiness zones 3-9). Liatris makes an excellent addition to a rain garden. Its distinctively reddish-purple flower spikes win […]

‘Hyperion’ Daylily Still Popular 90 Years Later

‘Hyperion’, a mid-season June-July bloomer, was designated the 2011 Award of Merit winner by the British Horticultural Society. That’s not bad for a daylily (Hemerocallus spp.) variety that was introduced in 1924. It’s still very popular among gardeners and garden designers. You see it everywhere, planted in shopping mall parking lots or along NC highways. […]

Smoketree – Reliable Urban Tree Or Shrub

“Smokin” may be a corny way to describe the billowy inflorescence (floral head) of common smoketree (Cotinus coggygria). It is native from eastern European to central China. U.S. native, American smoketree (Cotinus obovatus), is far less popular as its inflorescence is much smaller and less showy. Dusky 6-8 inch diameter ball-shaped inflorescences appear in late […]

Mexican Sycamore Thrives In Warm Wet Locales

Mexican Sycamore (Platanus mexicana) is a fast growing deciduous tree hardy in Northeast Mexico (USDA hardiness zones 7 -10) where it inhabits soils that are semi-arid and subject to periodic flooding. Summer leaves are medium-sized, only 8-inches wide. When leaves fall away in autumn its beautiful chalky white bark is a winter asset. The bark […]

How To Grow Milkweeds

Milkweeds, aka butterfly weed (Asclepias spp.), are the favorite food of the Monarch butterfly. Farmers and most gardeners rate them as a noxious weeds. They’re commonly spotted growing along roadsides or in unplowed ground (USDA hardiness zones 3-9). Milkweeds average 3 feet in height, but may vary from 2-6 feet depending on species. Most species […]

Doghobble for Shady Landscape Areas

Mountain doghobble (Leucothoe fontanesiana) is native to woodland areas in the Southern Appalachian region (USDA zones 6 and 7). Florida coast leucothoe (L. axillaris) is another regional favorite, native from Virginia south to Florida. Over time it grow tall, usually 3-4 feet high as a rambling ground cover. Every 3 to 4 years hand pruning […]

Allium ‘Millennium’ Outstanding Summer Blooming Ground Cover

Allium ‘Millennium’ is a rhizomatous type allium (onion) introduced by plant breeder Mark McDonough over a decade ago (USDA hardiness zones 5-8). In nursery catalogs it is sometimes listed Allium nutans‘Millennium’. Fleshy strap-like 12-inch long glossy green foliage emits a slight oniony smell when crushed. ‘Millennium’ is a rhizomatous (clump growing) long-lived perennial. Individual plants […]

Japanese Tree Lilac Is Excellent Late Flowering Form

Japanese tree lilac (Syringa reticulata) is a late flowering lilac, often 2-3 weeks later than the popular common and hybrid shrub lilacs (USDA hardiness zone 3-7). Tree lilac is tall growing, often 20-25 feet tall with a 15-25 foot spread. It forms a nice small multi-trunked street tree. Tree lilac is the last of the […]

Enjoy Moonvine In The Evening Garden

Moonvine (Ipomoea alba)is a fast growing tropical vine. Its dark green heart shaped leaves stay clean and pest-free the entire growing season. Pure white 6-inch wide flowers open non-stop from early summer until frost. Each showy white flower lasts one day, opening in late afternoon and withering late the following morning. Plants may be purchased […]