Archive for the ‘Trees & Shrubs’ Category

Silver Linden Foliage Shimmers On A Windy Day

Silver linden (Tilia tomentosa) is a rarely planted large shade tree. Native to southeastern European, silver linden demonstrates better heat and drought tolerances in the southern U.S. than most lindens. It grows to 50 to 60 feet in height over 25-30 years with a moderate annual growth rate. A newly planted tree exhibits a narrow […]

Pest Alert: Brown Marmorated Stink Bug

In recent years Brown Marmorated Stink Bug (Halyomorpha halys), aka BMSB, has become serious pests of fruits, vegetables, and farm crops in the Mid-Atlantic and Southern Appalachian regions. BMSB are likely to spread to other areas in the U.S. They feed on all parts of plants (fruit, stems, leaves). They may also become a major […]

“Red Sells”: Red Flowering Crape Myrtles

In the Southern U.S. crape myrtles (Lagerstroemia spp.) provide summer long flowering. In the garden center business there is a popular saying: “red flowers sell”. Among crape myrtles red flowering cultivars generally outsell all others. Probably the most popular red variety is Dynamite®, a Carl Whitcomb introduction. Dr. Whitcomb followed with other red introductions of different […]

Stop Ignoring And Start Planting Hophornbeam

Hophornbeam (Ostrya virginiana) is a medium sized tree native to the eastern half of North America (USDA hardiness zones 4-8). The tree is practically ignored by landscape designers and installers. Few nurserymen grow it. Hophornbeam is often confused with the true hornbeams (Carpinus spp.). Both are called “ironwood”, referring to the hard muscular wood of […]

‘Tom Thumb’ Cotoneaster Perfect For Small Spaces

The world of cotoneasters (Cotoneaster spp.) is primarily an assortment of medium to tall growing shrubs. Cotoneaster ‘Tom Thumb’ (syn. C. ‘Little Gem’) is very different. Its diminutive size fits into those small spots such as a rock garden or among dwarf conifers. Its dark green shiny foliage creates a textural contrast with many annuals […]

‘Silberlocke’ Korean fir Gets Lots of Favorable Comments

In any season visitors to your garden should immediately take notice of ‘Silberlocke’ korean fir. Korean fir (Abies koreana) is a densely branched pyramidal evergreen tree. Growth is slow in the beginning, eventually reaching 50 feet or more in mature height. The wide 3/4 inch long needles are dark green and glossy above and silvery […]

Summer Chocolate™ Mimosa Tree Worth A Try

Mimosa tree (Albizia julibrissin) is treasured as a four month landscape tree for its tropical-like foliage and flowering. This small deciduous tree grows 20 to 25 feet tall and its horizontal branching reaches out widely. Mimosa leafs out in late May with lush green, tropical-looking pinnately compound foliage and growth is very rapid. From mid-June […]

Give Lots of Space To Bottlebrush Buckeye

If you have lots of planting space, aggressive bottlebrush buckeye (Aesculus parvifolia) is what you want. This deciduous, multi-stemmed shrub grows 8 to 12 feet tall and 8 to 15 feet wide.A Southeastern U.S. native, bottlebrush buckeye is a late spring flowering shrub and requires little extra attention other than pruning. Plant in full sun […]

Why Some Vines Do Not Bloom

Why doesn’t my wisteria (Wisteria spp.) or climbing hydrangea (Hydrangea anomala subsp. petiolaris) vine bloom? There are primarily four (4) reasons why these vines have not flowered. In order of importance they include: 1. The flower buds, which usually formed on the previous summer’s wood, may have been pruned off. Do not prune vine after […]

Pest Alert- Protect Young Trees and Shrubs From Cicadas

No insect creates more newspaper headlines than the periodical cicada (Magicicada spp.). Their sudden emergence, every 13 or 17 years reads like a chapter from a science fiction novel. Their high-pitched noise or “mating call” fills the late spring air. Both the 13-year and 17-year cicadas are uniquely common in the eastern U.S., found no […]