Archive for the ‘winter hardiness’ Category

Celebrate Summer Growing Colorful Perennial Hibiscus

Perennial hibiscus (Hibiscus moscheutos) is commonly known as rose mallow or dinner plate size hibiscus. Blooms measure a huge 7-9 inches across. Plants are exceptionally hardy, and can withstand winters as cold as zone 4 (-20°F to -30°F) in Minnesota (zone 4) and the heat of zone 9 (20°F -30°F) in Florida. Each flower lasts […]

Mini Reblooming Smooth Hydrangeas

Smooth hydrangeas (Hydrangea arborescens) generally grow 6 -7 feet high, and some wild forms upwards of 10 feet (USDA hardiness zones 3-9). The exceedingly popular Invincibelle® series grow 5-6 feet high. Three recently introduced mini-types (listed below) are perfect for a small garden or in a large container. Shrubs in the series reach full size in […]

Mimosa Tree – Love It Or Not

Over the hot spring and summer months, weedy Mimosa trees (Albizia julibrissin) stand beautiful along U.S roadsides. During the rest of the year, people pay very little attention to this arboreal Asian beauty that inhabit a vast area from Iran to China (USDA hardiness zones 6-9). From late spring through summer, mimosa struts an attractive […]

Rose of Sharon – A Summer Delight

Rose of Sharon (Hibiscus syriacus), aka althea, is a vigorous, upright, vase-shaped, multi-stemmed, deciduous shrub that typically grows 8-12 feet tall with some exceptions. Altheas may also be trained as small trees or espalier. Showy 5-petaled flowers appear over a long summer period and sometimes into early fall. The center of each flower has prominent […]

A Late Season Blooming Tree

Seven Son Flower (Heptacodium miconioides) is a large, multi-stemmed, deciduous shrub that grows 15-20 feet tall and 10-12 feet wide at maturity. This rare unique specimen is catching on in the U.S. because of its year-round appeal (USDA hardiness zones 5-9). It is an excellent choice for a lawn specimen or plant several in a […]

Growing Healthy Blackberries in Your Garden

Yummy blackberries from the garden excel in flavor compared to store-bought. To get the most out of a blackberry planting, select a full sun location with well-drained organically rich loamy soils. The site should be close to a water supply to get the planting off to a good start and to maximize berry size and […]

Passionflower Vine

Passionflower (Passiflora incarnata) is a fast-growing, trailing vine that climbs via axillary tendrils. It is woody where winter climes are warm. In zone 5, the foliage dies back to the ground in cold winters. This summer-flowering vine is native to the southeastern U.S. where you see it growing habitat in sandy soils along stream banks, roadsides, woodland edges, […]

Summer Blooming Golden Raintree

Golden raintree (Koelreuteria paniculata)is a medium sized deciduous tree that grows 30 to 45 feet tall and 25-35 feet wide, a horizontally branched tree Zones 5-9). This tree has a medium to fast growth rate, blooms at an early age with upright twigs with yellow flowers, a rare color among flowering trees whenever the time […]

Cinnamon Clethra

Japanese clethra (Clethra barbinervis) is a large, upright, deciduous shrub or small tree (USDA 5-8). As a small tree it generally grows 10-20 feet tall and features horizontally drooping, terminal racemes (4-6 inches long); the white flowers are pleasantly fragrant. Its bloom period continues over several weeks from mid to late summer. In autumn, its […]

Whale’s Tongue Agave

Whale’s Tongue Agave Over the past 10-15 years, interest in growing agaves has really caught fire, whale’s tongue agave (Agave ovatifolia) in particular. It grows to 3 to 4 feet tall and 4 to 6 feet wide in 5 to 8 years, especially with summer water. Like many agaves, whale’s tongue blooms after 15-20 years, […]