Archive for the ‘Planting tips’ Category

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 […]

Fertile Lacecap Smooth Hydrangeas

Smooth hydrangea or wild hydrangea (Hydrangea arborescens) is an open widely branched deciduous shrub that typically grows to 3-6 feet. Tree forms frequently grow to 10-20 feet and higher over 25 years or more. This U.S. native hydrangea is indigenous from New York to Florida and west to Iowa, Missouri, Oklahoma and Louisiana. (USDA hardiness […]

Tall Stewartia

Tall Stewartia (Stewartia monadelpha) is a deciduous flowering shrub or multi-trunked small tree that grows 20-25 feet tall with a pyramidal framework when young. As the tree ages, horizontal branches open up more. Tall Stewartia is a native of Japan and is indigenous to cool mountain forests. Stewartias are members of the Theaceae botanical family which include […]

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 […]

Growing Ajuga

If you’re looking for an attractive perennial groundcover to quickly fill in small or large patches in your garden, you can’t go wrong with ajuga (Ajuga reptans), also called as carpet bugleweed. This creeping evergreen plant spreads quickly and thickly. Plant it on moderate slopes for erosion control. A vigorous clump should smother out weeds […]