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 […]
Archive for the ‘container shrub’ Category
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 […]
Adding Compact Summer Flowering Shrubs
Yes, to reduce annual garden maintenance some gardeners are switching to space-saving flowering shrubs. Patio gardeners are popping compact shrubs into containers such as spireas, hydrangeas, crape myrtles, chaste tree, weigelias, and buddleias. They’re looking to add color and reduce their maintenance workload. Numerous new [rose] varieties have been created that are relatively resistant to the […]
Four Space-Saving Summer Blooming Shrubs
Miniaturation of many of our garden shrubs has been a trend for over 30 years. A common saying among gardeners has been they no making any more land making anymore or, in this case, garden planting space. In particular, urban gardeners continue to squeeze more color into limited spaces. Here are four flowering shrubs that […]
Next Generation Of Kousa Dogwoods
‘Scarlet Fire’ is a 2017 introduction from Rutgers University with 4-5 inch wide, fade-proof, dark pink floral bracts. This Kousa dogwood tree is also heat and drought tolerant and highly disease resistant. ‘Wolf Eyes’ is a compact tree (10-20 feet tall) or multi-branched shrub form; creamy white variegated foliage is scorch-resistant. Wolf Eyes flaunts eye-catching gray-green […]
Three Standout Panicle Hydrangeas
For over a decade the cultivar ‘Limelight’ has been among the best selling panicle hydrangeas (Hydrangea paniculata) (USDA hardiness zones 3-8). It bears large greenish-white floral trusses on 6- 8 feet tall branches; beautiful for use as cut (fresh or dried) flowers. Here are three panicle hydrangeas that are also very popular. Vanilla Strawberry™ hydrangea […]
Hardy Zone 6 Camellias
In the Southern U.S., camellias are treasured for their showy flowers in the fall-winter landscape. Their glossy evergreen foliage looks great all year long. Hardy varieties are now available for zone 6 northern gardens (-10 to 0 °F). Essentially, gardeners can raise camellias in Tennessee, Kentucky, Virginia and in most coastal cities along the East […]
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 […]
‘Goshiki’ Holly Tea Olive
Holly Tea Osmanthus, also called holly tea olive and false-holly (Osmanthus heterophyllus) is a large (15 feet tall), dense, upright, oval-rounded evergreen shrub. The species blooms in late fall and the tiny inconspicuous white flowers are sweetly fragrant. Small numbers of fruits ripen the following year, and often go unnoticed. Osmanthus heterophyllus ‘Goshiki’ is a […]