Archive for the ‘Pests’ Category

Garden Phlox – Select Mildew Resistant Varieties

              Garden phlox (Phlox paniculata), aka summer phlox, is native from New York to Iowa south to Georgia, Mississippi and Arkansas (USDA hardiness zones 4 to 8(9)). They are valued for their long beautiful floral display and fragrance. In the wild phlox grow it in moist, rich open woodlands, […]

Oriental Spruce Stands Up to Southern U.S. Heat and Humidity

Oriental spruce (Picea orientalis) stands as a tall spire in the urban landscape. A mature tree may reach 50 to 60 feet tall and makes a narrow stature or footprint of 15 to 25 feet in spread. Lateral branches uniquely bend downward while the growing tips sweep gracefully upward. Annual growth rate is slow at 12-15 inches. Two-thirds of the short dark green needles lay flat. Needles are lustrous on the […]

Dreaded Japanese Beetles Are Back

In many areas of the Eastern U.S. Japanese beetles (JB) devastate the foliage, fruits and flowers of more than 300 plant species, particularly those in the rose family (Rosaceae). Adult beetles are approximately 3/8 inches in length with a dark metallic green head and metallic dark tan wings. In the soil JB grubs appear “C” […]

‘Silk Tassel’ Sedge Shimmers In Shady Gardens

‘Silk Tassel’ Japanese sedge (Carex morrowii var. temnolepis) is an ornamental sedge from Japan (USDA hardiness zones 5 to 9). It is grown in shady areas for its narrow, variegated foliage. It grows slowly as a dense, grass-like clump to 12 -15 inches high and up to 2 feet spread. Foliage bubbles up like a shimmering […]

Seasonal Mowing Height Of Home Lawns

      The arrival of summer’s heat and dry weather is a clear sign to raise the cutting (mowing) height of your lawn grass.  Every grass species have a recommended height at which it should be mowed for best health. The cutting height will change with the season. Location in the yard is also […]

Butterfly Weed – Long-lived Flowering Perennial That Nourish Monarchs

Milkweed (Asclepias tuberosa), aka butterfly weed, is a tuberous rooted perennial native in the Eastern and southern U.S. (USDA hardiness zones 3 to 9). It grows in dry/rocky open woodlands, prairies, farm fields, and along roadsides. Individual plants typically grow as a clump to 1- 3 feet high and 1 ½ feet wide. Unlike many of […]

Three Native Landscape Grasses To Try

These three native grasses are easy to establish in average, dry to medium moist, well-drained soils and in full sun. They tolerate a wide range of soils including dry rocky sites, and are exceptionally drought tolerant. Figure on 1 to 2 years for each to become fully established. Blue Lyme Grass (Leymus arenarus ‘Blue Dune’) is a vigorous spreading cool […]

Tips On Growing Delphiniums

  Modern day delphiniums (Delphinium spp.), also called larkspurs, are the result of 2 centuries of complex breeding efforts in Europe and U.S. Delphiniums are short-lived perennials, at their best for 2-3 years. They’re most attuned to the cool temperate climes of the northern U.S. Delphiniums belong in the Buttercup (Ranunculaceae) family (USDA hardiness zones […]

Hold In Confinement

Some plants are incredibly aggressive. Herbicides like Roundup™ won’t phase them. They often escape and take over other areas of your garden or neighborhood. Four notorious examples are ditch lilies (Hemerocallus fulva), swamp milkweed (Asclepias incarnata), Mexican petunia (Ruellia brittoniana), and pink evening primrose (Oenothera speciosa). You can grow these four weedy offenders in confinement. All will survive […]

Tulip Poplar And Cultivars

  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. It is also an important timber tree. A member of the magnolia family, flowers attract large numbers of bees. Ornate 2-inch-wide goblet-shaped flowers are […]