American hornbeam (Carpinus caroliniana), aka ironwood or muscle wood, grows primarily in moist, slightly acidic soils along woodland rivers and streams (USDA hardiness zones 3-9). This native hornbeam adapts to either wet or dry ground as long as soil moisture drains off, and it does not flood over long periods. This durable small tree copes with […]
Archive for the ‘Propagation (Seed)’ Category
Outdoor Holiday Decorating With Poinsettias and Cyclamens
If you live in U.S. hardiness zones 3-7, December weather is ordinarily is too frigid to grow poinsettias and cyclamen outdoors. Southeastern U.S. cities like Charleston, SC, Savannah, GA, and northern parts of FL like Jacksonville, Tampa and Orlando enjoy mild December temperatures 50 º F. lies in zone 8 as well as most of the Dallas […]
Spring Star Flowers (Ipheion)
Spring star flowers (Ipheion uniflorum), native to Argentina and Uruguay, feature grass-like foliage and 6-petaled star-shaped flowers on 3-6 inches tall stems in early spring (April). Each bulb produces multiple flowering stems. Flowers range in color from almost white to violet blue and emit a mild spicy fragrance. In addition the grassy foliage gives off an oniony […]
Fall Lawn Care Tips
The fall season is “spring-time” for home lawn care. This is a great opportunity to apply grass seed, fertilize, and eliminate weeds in cool season lawns. In Tennessee (USDA hardiness zones 6-7), cool season grasses (fescue, bluegrass and perennial rye) are fertilized in mid-September with a high nitrogen-based fertilizer, available at most garden centers. […]
Growing Morning Glories
Morning glory vines (Ipomoea tricolor) add a dash of old fashion charm to today’s gardens. YES! these aggressive vines demand a high degree of attention. Their funnel or tubular-shaped flowers open in the morning and close late in the afternoon. In a single growing season, vines may grow 6 to 12 feet and more (depending on variety). Morning […]
Growing Castor Bean Plant
Over the years castor bean (Ricinus communis) plants have been a common sight in public gardens. These tall ornamental annuals are cherished for both their colorful flowers and seed capsules, and bold foliage. The species, a botanical member of the spurge family (Euphorbiaceae), is indigenous to the southeastern Mediterranean region, Eastern Africa, and India. Unlike many spurges, the […]
Native Plumleaf Azalea Blooms In Late July
Plumleaf azalea (Rhododendron prunifolium) is a native deciduous azalea that grows in the Chattahoochee River Valley on the Georgia-Alabama line (USDA hardiness zones 6-9). It is one of the signature plants of Callaway Gardens in Pine Mountain, Georgia. Their bright orange-red flowers surprise in late July into early Augusta and blooms may last for 2 weeks or […]
Fill Summer Flower Beds With Annual Rudbeckias
Black-eyed Susan (Rudbeckia hirta) is a native wildflower. Annual or biennial forms are also called gloriosa daisy and brown-eyed Susan. In recent years public urban gardens are growing annual types. From summer into early autumn, brown-eyed Susans produce showy daisy-like blossoms up to 3-inches across with light or deep yellow rays and brownish-purple centers (“buttons”). Their cut flowers will decorate households. This coarse weedy […]