Archive for the ‘Spring flowering’ Category

‘Helene Von Stein’ Lamb’s Ear Is More Behaved

Stachys byzantina is a dense gray woolly perennial ground cover, which earns it the common name “lamb’s ear”. ‘Helene Von Stein’ is the single best cultivar, displaying larger leaves, and is more heat and humidity tolerant. Sometimes listed as ‘Big Ears’, it rarely produces flowers which may tarnish its lovely silvery gray foliage appearance. Lamb’s ear grows […]

Favorite Mountain Laurel Cultivars

  Shopping for mountain laurels is like sampling sweets at a candy shoppe or ice cream parlour. There are so many great choices. Most plants grow 4-5 feet tall and wide. Most have plant foliage which is lustrous, dark green and leaf spot resistant. All cultivars need minimal pruning and fertilizing once a year. In great […]

Growing Mountain Laurels in Your Landscape

Mountain laurel (Kalmia latifolia) is a U.S. native evergreen broadleaf shrub (USDA hardiness zone 5). Mature sizes range from 5 feet (dwarf cultivars) to 12 feet in height and with equal spread. Over the past 30 years, mountain laurels have so improved, thanks to breeding efforts of Dr. Richard Jaynes*. He has released several dozen […]

Firethorns Make Good Utility Shrubs

  Firethorn (Pyracantha spp.) is an old- fashion shrub that is making a comeback. Its white flowers makes a lovely presence in spring, followed by dark green leaves in summer, and bright orange or red fruits (berry clusters)  in fall and winter. Firethorn tolerates close clipping and is often utilized as a short 6-8 foot tall privacy screen.   White clusters […]

Pinxterbloom Azalea

Pinxterbloom (Rhododendron periclymenoides), formerly R. nudiflorum, is a hardy deciduous azalea native to a large geographic area of the eastern United States. Pinxterbloom naturally grows nearby streams in a light woodland setting, but appears to tolerate dry rocky sites equally well after 2 years established. Shrub heights vary from 4-8 feet. Pinxterbloom spreads by underground stolons and shrubs may become […]

Exceptional Describes ‘Major Wheeler’ Climbing Honeysuckle

Climbing or coral honeysuckle (Lonicera sempervirens) is a native vine. It can be spotted growing on fence rows along roadsides and in woodlands from Connecticut to Nebraska, and south to Texas and Florida. ‘Major Wheeler’ is one of the better climbing honeysuckles noted for its non-stop production of bright red trumpet flowers and green mildew resistant foliage. Red […]

Botrytis Disease in Marigolds Can Be Avoided

Botrytis Disease in Marigolds Marigolds (Tagetes spp.) have been long time favorite summer annuals in Southern Appalachian gardens (USDA zones 6 and 7). Marigolds come in three sizes: 18-36 inch tall “African” marigolds, 12-18 inch medians and 8 -12 inch “French” border types and in two color choices- orange and yellow. Begin planting in April or May after […]

Bloomerang™ Lilac For Non-Stop Flowering

  In most Northeast and Midwestern states, lilacs (Syringa spp.) are the classic spring-flowering shrub, treasured for their beautiful and fragrant flowers. Lilacs are vigorously growing shrubs and are utilized in the landscape as single specimens or as multiple hedging shrubs for privacy. Further south, in the warmer Southern Appalachian region (USDA zones 6 and […]

Re-blooming Iris For Twice (and More) Flowering

Gardeners who desire more flowering from garden iris (Iris spp.) should be planting re-blooming types. Some cultivars may re-bloom up to three times in one growing season. The re-blooming trait is found both in bearded and beardless irises (I. germanica). Re-bloomers need to be well established for one year, sometimes two, to bloom multi-seasonly. Some […]

Complete Care of Tall Bearded Iris

Most gardeners plant tall bearded iris from late August through October to insure good root development before winter sets in. Spring planting is another option as iris may be purchased in containers. Bare root rhizomes need to soak overnight in water before planting. Bearded irises prefer a sunny location and a slightly acidic well-drained soil. […]