Winter foliage burn on evergreens is often most prevalent on boxwoods (Buxus), hollies (Ilex), rhododendron, and many kinds of conifers. Symptoms often develop when temperatures warm up in late winter and early spring. This type of winter damage is often misdiagnosed as an infectious disease or damage from excessively cold temperatures. Evergreens transpire (lose water […]
Archive for the ‘Environmental issues’ Category
Beware Of Fast Growing Trees
Many property owners choose fast growing landscape trees. These large shade trees increase the value of your property. Their summer shade and wintry wind protection may reduce utility bills by 20 – 25% . Trees attract wild birds for nesting, protection, and as a food source. Some brighten up your landscape with dazzling fall color. However, we may pay a […]
Pest Alert – Giant Hogweed
Giant hogweed plant (Heracleum mantegazzianum) is a large, invasive plant that can cause severe burns, blisters and rashes and vision loss in humans. As its name suggests, giant hogweed plant is enormous growing invasive species that originated from the Caucasus region of Eurasia. It produces large, towering purple stalks of white flower clusters. Don’t pick these […]
Three July Blooming Trees (Other Than Crapemyrtles)
Chaste Tree (Vitex agnus-castus) is a 10-15 feet tall, vase-shaped, deciduous shrub or a small 15-20 foot tree. The species is native from southern Europe and Asia. Often mistaken as a purple-flowering crapemyrtle, vitex is grown where wintry weather is not severe (USDA hardiness zones 6-9). Its palmately compound grayish-green leaves, composed of 5-7 lance-shaped leaflets, are […]
Build A Hotel To Invite Beneficial Insects
Insect hotels are intended for most (not all) sorts of pollinators. They’re easy to construct from new or recycled materials. These structures should be weatherproof as they serve as year-round shelters for bees, wasps, ladybugs, and others that may hibernate over winter. Insect hotels are essentially the same as “wildlife walls” as they invite multiple […]
Erosion Control – Try Weeping Lovegrass
Weeping Lovegrass (Eragrostis curvula) is a warm season, perennial bunchgrass. It grows to a height of 2-4 feet and the long narrow 1/4 inch wide leaves (10 to 20 inches in length) suggest the grass is “weeping”. Seed heads may be erect or drooping and produce small very numerous seeds (1.5 million per lb.). Weeping […]
‘Alleghany’ Viburnum Is A Four Season Gem
Alleghany viburnum (Viburnum x rhytidophylloides ‘Alleghany’) aka lantanaphyllum viburnum, is a large easy to grow semi-evergreen (USDA hardiness zones 5-8). It will grow to about 10-12 feet tall and a spread of 12 feet at maturity. This low maintenance shrub is a hybrid cross between V. rhytidophyllum and V. lantana ‘Mohican’. The cross was made in […]
Pest Alert -Laurel Wilt Disease
Laurel wilt (Raffaelea lauricola) is an invasive deadly vascular wilt disease of red bay laurel and other trees in the Lauraceae family. The fungal disease is carried from tree to tree by a small beetle called the redbay ambrosia beetle (Xyleborus glabratus). This Ambrosia beetle bores into the wood and the fungus disease infects the […]
Winter Honeysuckle Totally Ignored In The landscape
Winter honeysuckle, aka fragrant honeysuckle (Lonicera fragrantissima) is a treasured old-fashioned shrub (USDA hardiness zones 4 to 8). It can still be found growing in older urban neighborhoods and parks. Winter blooming fragrant honeysuckles are a harbinger of spring. Budded branches may be cut and forced indoors. This vigorous durable shrub grows 6 -10 feet in […]