Archive for the ‘Hemlock (Tsuga)’ Category

Landscaping Plantings Around A Garden Railroad

      Garden railroad layouts are becoming more popular. A number of dwarf and compact growing plants play a major role in landscaping around the layout. Many miniature forms of taller varieties are available. Here are several great plant choices to add the your garden railroad: Trees and Shrubs – offer scale or tall canopy […]

Monitor And Manage Two-Spotted Spider Mites

              Two-spotted spider mites are destructive pests that ravage a wide host of shrubs and garden plants, including certain house plants, annuals, perennials, herbs and vegetables. Many evergreens are also susceptible. Two-spotted spider mites are warm season arachnids, not insects, and are exceptionally troublesome over a hot dry summer. They […]

Take A Second Look At Canadian Hemlock

              Canadian hemlock (Tsuga canadensis) is a native evergreen species which is available in many forms: prostrate, globose, weeping, fastigiate and variegated (USDA Hardiness Zones 3-7). Its tremendous versatility as a hedging tree or shrub  in planting sites is also a great reason to continue to include hemlock in the landscape. Hemlock may […]

Trees And Shrubs That Grow In Poorly Drained Soils

If a section of your landscape is poorly drained, there are a number of trees and shrubs that will adapt over time to short periods of wet or soggy soils. Plant roots must survive in low oxygen soils. Your choices of plants are not lengthy; few landscape plants will not tolerate root suffocation for even […]

Top Conifers Picks By Southeast Reference Gardens

In 2011 poll conducted at the SE Region meeting in Athens, GA, the top favorite conifer picks from SE Reference Gardens. Georgia Lockerly Arboretum, Milledgeville Cryptomeria japonica ‘Elegans Nana’ Juniperus virginiana var. silicicola ‘Brodie’ Platycladus orientalis ‘Aurea Nana’ Thuja occidentalis ‘Rheingold’ Smith Gilbert Garden, Kennesaw Cedrus deodara ‘Gold Cone’ Chamaecyparis obtusa ‘Verdon’ Platycladus orientalis ‘Morgan’ […]

Pest Update – More Pesticide Options for Hemlock Adelgid Control

Twenty years ago predictions of the demise of our native Canadian (Tsuga canadensis) and Carolina hemlocks (T. carolina) from home and commercial landscapes turned out to be incorrect. The key reason was the effectiveness of the insecticide Imidacloprid®. This product is licensed by Bayer AG, and is found in a number of lawn and garden […]

Promising Hemlock Adelgid Research

Proper care of hemlock trees is important for their survival. Hot dry summer weather appears to slow population growth. During periods of severe drought, shallow rooted hemlock trees should be irrigated. Prune dead and dying branches from trees to promote new growth. Also, limit the amount of nitrogen fertilizers to hemlock(s), as it promotes heavier […]

Pest Update – More Pesticide Options Available Against Hemlock Adelgid

You may be able to prevent or save tree and shrub hemlock(s) from woolly adelgid. This serious pest has two generations per year. The first generation hatches in March and April from overwintering adults (as many as 300 eggs per adult) in white cottony masses on the small twigs. The crawlers (nymphs) hatch and feed in […]