Archive for the ‘Borers’ Category

‘Youngii’ White Bark Birch A Novelty Tree For Small Spaces

Young’s Weeping European Birch (Betula pendula ‘Youngii’) is small graceful tree with willowy pendulous branches (USDA hardiness zones 3-6). Nurseries often train the very pliable branches and trunk of grafted seedlings into unique novelty shapes. Plant this miniature 12 to 20 feet tree specimen near a deck or patio where it should receive mostly morning sunlight. Fall foliage turns […]

Halloween Pumpkins And Gourds

It’s Pumpkin Time!…celebration of Halloween across America. A local pumpkin farm had over 60 kinds of pumpkins to choose from. According to the Missouri Botanical Gardens website: “the term pumpkin really has no botanical meaning”. Pumpkins and gourds are classified as squashes in the Cucurbitaceae family along with cucumbers and melons. If you want to grow […]

Pest Alert – Emerald Ash Borer Update

  Recent news about Emerald Ash Borer continues not to be good. Almost weekly, state officials report the spread of this pest in their state. Emerald ash borer (EAB) is an invasive metallic wood boring or flat-headed wood boring beetle that is killing all species of North American ash trees (Fraxinus spp.). Since 2002, EAB has […]

Don’t Totally Dislike All Box Elder Trees

Box elder (Acer negundo) is a native fast-growing and suckering medium-sized tree (USDA hardiness zones 4b-8).  Branches are weak wooded and easily damaged in wind and ice storms. Box elder grows almost anywhere in any average soil, medium to wet, and in full sun. The species fails on a shady site. This weedy maple is […]

Chinese Fringetree Is Versatile Landscape Tree

Chinese fringetree (Chionanthus retusus) is native to China, Korea and Japan (Zone: 6 to 9a). Related to native U.S. species (C. virginicus), fringetrees are noted for their profuse spring bloom of fragrant white flowers. It is most often seen in cultivation as a large, multi-stemmed, deciduous shrub growing to 15 – 20 feet tall with a […]

Korean Maple Substitute For Fullmoon Japanese Maple

At first sight Korean maple (Acer pseudosieboldianum), aka Korean fullmoon maple, is very similar in appearance to fullmoon Japanese maples (A. japonicum var. Acontifolium). If you live in a northern U.S. such as the upper Midwest, growing Japanese maples will likely become an unfulfilled wish. Korean maple is a hardier choice for northern locales (USDA hardiness zones 4-8). […]

Pest Alert: Update On Emerald Ash Borer

Across the U.S. and Canada, ash trees are dying from infestations of Emerald Ash Borer (EAB), an Asian insect pest. In many U.S. cities, ash (Fraxinus) is a major urban tree genus. Since 2002 EAB has become a serious pest that has killed more than 40 million ash trees in 18 states. This hardwood tree is important to […]