Archive for the ‘Trees & Shrubs’ Category

Franklinia – Native Tree Lost in the Wild

Franklinia (Franklinia alatamaha) is a wonderful small tree or large multi-trunked shrub with fragrant white camellia- like flowers. Franklinia is related to world-class flowering shrubs like camellia and stewartia. Its white 3 – 3 ½ inch camellia-like flowers appear from early August thru late September. Franklinia is winter hardy in the Southern Appalachian region (USDA […]

Substitute Dwarf Cryptomeria for Yews

For better garden performance and different textural look around a home foundation, plant the dwarf shrub forms of Japanese cedar (Cryptomeria japonica). Dwarf cryptomeria is an excellent substitute for Japanese yews (Taxus spp.) or ‘Helleri’ hollies (Ilex crenata) which often struggle in heavy clay soils, particularly those poorly drained. ‘Globosa Nana’ (photo) has a “cookie-cutter” […]

Coppicing – Renewal Pruning for Old Rhododendrons

Coppicing is a form of renewal pruning because the entire shrub is lopped off to the ground. It is a drastic pruning technique primarily used on shrubs that flower and fruit on new or summer wood, those that flower in late June or later. Coppicing is renewal pruning but is so simple that gardeners is […]

Hardy Camellias for Southern Appalachian Region

Several camellias bloom reliably either in the fall and or early spring in most areas of Tennessee within USDA hardiness zone 6. In the colder higher elevations above 2000 feet, hardy camellias require some additional shelter to successfully bloom over 6 – 8 weeks. Flower colors range from white, many shades of pink, and red. […]

Winterizing Your Garden

Winterizing Your Garden Garden Tools and Equipment Maintenance Clean tools and coat with oil to prevent rust. Scrape off all dirt with a wire brush or steel wool. Store all tools off the ground in a dry spot. Sharpen and lubricate all pruning tools. Drain water from hoses and irrigation equipment. Disconnect all hoses and […]

Fall Apple and Pear Harvest

Apples and pears are plentiful in home orchards this fall. Several late apples such as Winesap, Rome, Fuji and Granny Smith are harvested this month. Pears do not ripen on the tree, so late varieties should be pulled from the tree when outdoor temperatures under 25 degrees F are predicted. Apples can be stored for […]

‘Dee Runk’ is Best Upright Boxwood

Looking for the best upright boxwood for your garden or landscape? According to wholesale boxwood growers, Saunders Brothers Nursery in Roanoke, VA and Weigel Farms near Greensboro, NC, the best is ‘Dee Runk’ (pictured). Over the past quarter century, the boxwood cultivar ‘Graham Blandy’ had been the standard bearer, but commercial landscapers have increasingly complained […]

Plumleaf Azalea Is Showy Summer Blooming Shrub

Plumleaf azalea (Rhododendron prunifolium) has been blooming in my garden for the past ten days. This species is a late July – early August bloomer in northeast TN. The bright orange-red flowers of this native azalea light up any garden spot whether in full sun or partial shade. Provide some additional shade in southern climes […]

Japanese Maple Selections for Mid-South

Photo: ‘Sango Kaku’ coral bark maple in November Japanese maple (A. palmatum) offers a vast array of shrub and tree forms of varying heights and leaf shapes. Spring and summer leaves vary from gold, to dark green, to deep red and some color variegation and either cutleaf or dissected forms. The dissected leaf forms of […]

"pH Nutrient Creep? -You Nailed It"

Photo: Foliar iron deficiency on river birchRiver birch (Betula nigra) is a popular landscape tree in the Southern Appalachian region (USDA zones 6-7). The cultivars ‘Heritage’ and ‘Duraheat’ have made a good native species even better with resistance to aphid and leafhopper insects. However, river birch demands a soil pH which is moderately acid. Why? […]