Hardy cyclamens are tuberous perennial that bloom according to species. They are native to Europe, around the Mediterranean region and parts of Asia and Africa. Two popular hardy species in U.S. gardens are spring-blooming Cyclamen coum and fall-flowering ivy-leaf Cyclamen hederifolium. Leaves remain evergreen through much of the winter season. Non-hardy florist cyclamens (C. persicum) […]
Archive for the ‘Southern Appalachian Region’ Category
Chartreuse In Summer Shade – ‘Sun King’ Aralia
Plants with golden foliage can brighten up almost any drab garden patch. Sun King golden aralia (Aralia cordata ‘Sun King’), called Japanese spikenard and mountain asparagus, is no exception (USDA hardiness zones 3-9). Under ideal conditions this thornless, rhizomatous, herbaceous perennial starts out slowly to reach 3-5 feet tall and wide in its third summer. […]
Native Hypericums
St. John’s Wort (Hypericum spp.) is a genus of about 400 species of annuals, perennials or shrubs which are noted for producing showy bright yellow flowers with a central mass of bright yellow stamens. Hordes of bee species love hypericum flowers. In midsummer, this U.S. native produces yellow flowers with distinctive clusters of puffball of stamens […]
Firecracker Plant (Cuphea)
Planting Cupheas should set off fireworks in your summer flower garden. Cupheas are dependable, low-maintenance flowers that easily cope with the heat and humidity of the South. They’re exceptionally long blooming, attract bees, wasps, butterflies and hummingbirds like magnets, and are versatile enough for container plantings or in-ground beds. (See list below). Currently, the most […]
Growing Tropical Hibiscus
Tropical Hibiscus(es) (Hibiscus rosa-sinensis) are a non-hardy group from southeast Asia. They require temperatures above 50°F year-round (USDA Plant Hardiness Zones 9–12) and will likely be injured at temps below 35°F. They are evergreen cousins of the very hardy deciduous shrub group —Althea (H. syriacus) and herbaceous perennial favorites like Rose Mallow (H. moscheutos) and […]
Tall Growing Daylilies
Tall daylilies (Hemerocallis altissima) are a group of late season fragrant daylilies that are native to southwest China, singled out for their tall 5-6 feet floral spikes. Blooms open in late afternoon and are classified as “nocturnal bloomers”. In spring, this deciduous perennial starts out with 2-feet tall grass-like foliage. In summer they produce tall flower spikes 4 – […]
Gauras For Summer Flower Power
Lots of TN, VA, and KY gardeners don’t know Gauras, a tough beautiful Texas native perennial that performs equally well in our area. After countless trips to Biltmore Estates and the NC Arboretum in Asheville, I have gained an appreciation for its long summer blooming habit. Gaura (Oenothera lindheimeri) is a low-maintenance perennial native to […]
Vincas/Annual Periwinkle Thrive In Hot Summer Gardens
Annual vinca or periwinkle (Catharanthus roseus), aka Madagascar vincas, is a summer flowering annual popular in Southern and Midwest gardens (USDA hardiness zones 9-11). Before setting out spring transplants, wait until soils have warmed up and all threats of frost have passed. The arrival of summer heat and humidity is when vincas bloom heaviest. Vincas […]
Wild Indigo (Hybrid Baptisias)
Wild indigo, false indigo, or Baptisia (Baptisia spp.) is a long-lived U.S. native perennial (USDA hardiness zones 4-9). Plants are deeply tap-rooted and will reward you for many years of multi-seasonal beauty. They’re sometimes mistaken for Carolina lupine (Thermopsis caroliniana). Modern day cultivars are hybrids of 8 Baptisia species. Top four species are purple (B. australis), lavender […]

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