Red-hot Pokers (Kniphofia spp.) are easy to grow long-lived perennials from South Africa. (USDA hardiness zones 5b-9). They go by a number of common names including torch lilies and tritoma. Colorful floral spikes (with a little imagination) resemble sizzling pokers or fiery torches, visited often by hummingbirds, bees and butterflies. Modern day cultivars are mostly […]
Archive for the ‘Pests’ Category
Perennial Salvias Getting Better
Perennial salvias (Salvia × sylvestris) represent a number of hybrid crosses between S. nemorosa and S. pratensis but may include S. × alpestris, S. × asperula, S. × collina, and S. × superba. Most cultivars are branched, upright, clump-forming, perennials with opposite, oblong to lanceolate, medium green leaves and showy spikes of tiny, tubular, two-lipped flowers (each to 1/2” long). Flower color choices range from blue to lavender to purple, depending […]
MT. Cuba Evaluates BlueStars (Amsonia)
MT. Cuba Center is located near Hockessin Delaware, near Wilmington (USDA hardiness zone 7a.). It has recently published a new trial report on bluestars (Amsonia spp.) for the mid-Atlantic region. BlueStars are a genus of popular, long-lived herbaceous perennials. Most are native to the U.S. and Mexico in addition to one Asian species (A. elliptica) […]
Successful Gaura Growing Tips
Gaura (Oenothera lindheimeri) is a low-maintenance perennial native to the southern U.S. (Zones 5-9) and is a durable plant for gardeners. Its waving wands are dotted with dozens of whitish to pinkish flowers don’t stop blooming until summer temps climb above the 90°F range. Gaura is often called “whirling butterflies” because the flowers appear to […]
Rethink Before Planting These Five Groundcovers
Initially, these 5 groundcovers were alluringly beautiful. But, over time, each grow very aggressively and become a major chore to restrained in the garden. Several states have declared one or more species as invasive and ban them for sale and interstate transportation. The most effective way to eliminate these aggressive groundcovers is to cut plants […]
Three Native Azaleas That Should Be Included In Mid- Atlantic and Southern Gardens
About Native Azaleas: Flowers appear from April to September depending on species. Flower clusters (called “trusses”) appear just before the leaves emerge. Each truss may bear 3 – 12 blooms, which open 1.5 – 2 inches wide. Flower colors vary among native species from white, pink, orange and red shades. In many spring blooming species, the open petals […]
Ten Favorite Viburnums
Viburnums are versatile landscape shrubs that flower, fruit, and fall color. Several species have fruit that attracts birds and may persist most of the winter. To have the best cross-pollination and fruit display plant in groups rather than as specimens. Viburnums tend to prefer slightly acid soil. They have few pest or disease problems and need […]
Woodland (Snow) Crocus
Snow Crocus, aka early crocus (Crocus tommasinianum) is a late winter to early spring blooming bulb (corm) that is native to southeastern Europe into Asia. These tiny crocus are generally the first to pop its leaves above the ground and even bloom when there is snow on the ground, hence its common name. Snow crocus are […]
Tulip Poplar
Tulip poplar (Liriodendron tulipifera), aka yellow poplar and tulip tree, is a large stately deciduous tree of eastern North America (USDA hardiness zones 4-9). This fast growing native typically grows 60-90 feet tall and it is not unusual to see tulip trees over 100 feet. It is also an important timber tree. A member of the magnolia family, […]