Archive for the ‘Trees & Shrubs’ Category

Evergreen Kousa Dogwood? – Depends on Where You Garden

Chinese (kousa) dogwood (Cornus kousa) is a small spring flowering dogwood. Kousa blooms about 2 – 3 weeks after our native flowering dogwood (C. florida) has finished. Lustrous dark green leaves begin to emerge a week or two before the lovely pointed 3- inch white bracted flowers. Fall leaf color is purplish red and not quite as vibrant […]

Very Tall Stake For A Weeping Blue Atlas Cedar

  Weeping Blue Atlas Cedar (Cedrus atlantica ‘Glauca Pendula’) is “gravity prone”. This strongly weeping tree just doesn’t happen without staking in its formative years. At planting position a sturdy 12-16 foot metal or plastic stake or rod close to the trunk at planting time. The staking and tying procedure is neither complicated nor time […]

Contorted Filbert Offers Great Fall And Winter Interest

Contorted filbert (Corylus avellana ‘Contorta’), aka Harry Lauder’s walking stick, is an 8-10 foot tall shrub. It grows in average well-drained acidic or mildly alkaline soil and thrives either in full or partial (6 hours) sunlight. Contorted filbert is usually sold in a grafted form. It is also called corkscrew hazelnut because most branches, twigs and leaves display […]

Evaluating The Weeping Redbuds

  There  are so many fine redbuds (Cercis spp.) which are hardy in the Southern Appalachian region (USDA zones 6 and 7) and elsewhere.  Through research and breeding efforts at the JC Raulston Arboretum in Raleigh, NC, Southeast U.S. gardeners can grow several more cultivars of our native Eastern redbud (C. canadensis and subspecies texensis) and […]

Protect Fruit Trees and Bee Population

Cedar rust infection spot Warm weather in early spring means scab, cedar apple rust and powdery mildew diseases are upon the new leaves as they start to emerge. Preventative spraying for leaf diseases will result in management of additional fungi diseases through the growing season. Fungicides are protectants and not cure-alls. A light rain shower (as […]

‘Goshiki’ Osmanthus Brightens Up Any Garden Spot

 Holly Tea Olive (Osmanthus spp.) comprises a number of evergreen shrubs from Japan which are winter hardy in USDA zone 7- 9. ‘Goshiki’ (O. heterophyllus ‘Goshiki’) is a hardier compact evergreen shrub, which grows very slowly at 3-4 inches per year. It is long-lived, maturing to 5- 6 feet in height and 5 to 7 […]

Efforts To Solve Japanese Barberry Invasive Problem

Japanese barberry (Berberis thunbergii) is a very popular landscape shrub. Japanese barberry is indigenous to Eastern Europe and Asia and is commonly planted in USDA hardiness zones 4-8. There is justified concern over the invasive nature of Japanese barberry. A number of states have declared most barberry species (Berberis spp.) to be invasive and have […]

Outdoor Greenery for Interior Winter Decoration

If you are a new property or home owner, perhaps you’re planning some landscaping this year. Likely, you have several objectives in mind. You might include a few evergreen and deciduous shrubs and trees which, in later years, can be cut for holiday wreaths, garlands, swags and indoor ornamentation. Here is a short list to […]

The Right Rhododendron for the Right Location

Rhododendrons (Rhododendron catawbiense) were born in the cool of the North Carolina and Tennessee mountains. Hundreds of  lovely hybrids have been bred by dedicated plantsmen. Winter hardiness is rarely an issue, but rhododendrons are challenged by summer heat and disease problems in the Southern Appalachian region (USDA hardiness zones 6 and 7).  Your most important decision is […]

Redbuds With Very Few Messy Seed Pods

A few years back my church pastor complained about the ugly load of seed pods covering the redbud branches (Cercis canadensis) on the property in the fall. My suggestion to avoid messy seed pods is to plant seedless redbud cultivars. A number of native redbud (C. canadensis) cultivars produce few to no seed pods. Let’s start with the cultivars ‘Ace of Hearts’ and sister seedling ‘Little […]