Russian sage (Perovskia spp.) is a popular garden and landscape plant valued for its lavender-blue flowers and long bloom period. Leaves are silvery green leaves. Long cultivated as an herbaceous perennial, Russian sage is technically a subshrub, a plant with a woody base that produces herbaceous stems. Perovskia spp. has recently renamed Salvia yangii and is a member […]
Archive for the ‘Propagation (Cuttings)’ Category
Forms of Western Arborvitae
Here is a partial listing of cultivars of Western arborvitae (Thuja plicata), as found in the U.S. nursery industry. Several are good choices for dwarf conifer collectors, in rock gardens, and in large containers. Winter hardiness of some cultivars is variable. Note: some are dwarf forms of ‘Green Giant’ arborvitae (Thuja standishii x plicata) which […]
Coral honeysuckle
Coral honeysuckle (Lonicera sempervirens), aka trumpet honeysuckle, is a vigorous twining flowering vine that is primarily native to the southeastern U.S. (USDA hardiness zones 4 -8). Cultivars are available in shades of red, orange. and yellow. The colorful flowers appear in spring and summer, and colorful berries decorate in late summer and autumn. Invite hummingbirds […]
12 Plants With Silver Foliage
Silver King Artemisia (Artemisia ludoviciana ‘Silver King’) is an aggressive form with bushy, upright patch of fragrant silvery foliage and loose sprays of grey flowers in midsummer. Prune back hard after flowering to rejuvenate foliage. Deer and drought resistant. (z 3-7). Silver Mound Artemisia (Artemisia schmidtiana ‘Silver Mound’) – soft feathery leaves grow into compact, […]
Mallow Plant Breeders Developing Resistance To Hibiscus Sawfly
Mallows, hardy hibiscus, and perennial hibiscus (Hibiscus moscheutos) are vigorous shrub-like growers on sturdy 4-5 feet tall (and 2-4 feet wide) stems. The species is native to wetland areas from Ontario and Massachusetts south to Ohio, Indiana, Alabama and Florida. Huge colorful 4-6(9) inch wide flowers have five overlapping petals with reddish-purple to dark crimson […]
Growing Shasta Daisies
Shasta daisies (Leucanthemum x superbum) is a European native that has naturalized in most areas of North America (zones 5-9). Truly low care perennials, Shasta daisies come back every spring and bloom reliably from early summer into early fall (if deadheaded). Some varieties, ‘Becky’ for example, are multi-year top performers. Shasta daisies tend to form clumps, […]
Planting A Tropical Look In Your Temperate Garden
This summer, whether you garden in Florida or Michigan, you can enjoy the tropical look in your garden with these 5 leafy plants, which are classified as “foliage annuals” because they are hardy in zones 10-12. Caricature Plant (Graptophyllum pictum) in its natural tropical habitat grows 6-9 feet tall, typically 4-5 feet tall in zone […]