Archive for the ‘mulching’ Category

American Elm Continues To Be Planted

American elm (Ulmus americana) is a medium to large deciduous tree, typically growing to 60-80 feet tall with a vase-shaped, broad-rounded crown. It is native to eastern and central North America. Once widely planted as a street and lawn tree, its populations have been decimated by Dutch elm disease (DED) over the past century. Numerous […]

Summer Planting Combinations At Biltmore

On a recent visit (8/27/25) to the fabulous Biltmore Estates* Walled Garden near the Greenhouse Conservatory were some wonderful colorful plant combinations: *Biltmore Estates in Asheville, North Carolina

Scarlet Rose Mallow

Swamp hibiscus (Hibiscus coccineus), aka scarlet rose mallow, is a hardy perennial plant that grows in swamps, marches and roadside ditches in the Southeastern U.S. (USDA hardiness zones 5-9). It can grow 6 to 8 feet tall and 2 to 3 feet wide.  The 5- to 6-inch-long palmate leaves are 3 – 7 lobes and have jagged […]

Growing Rose Mallow (Hardy Hibiscus)

Summerific® Hibiscus are all Perennial Hibiscus, primarily tracing their parentage back to Hibiscus moscheutos. This species is native to North America, specifically the central and eastern regions of the U.S. Perennial Hibiscus are hardy from zones 4-9 and dieback to the ground each year. They produce exceptionally large flowers in an increasingly wide color range. All […]

Hardy Cyclamen

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) […]

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 – […]