Archive for the ‘Drought tolerant’ Category

Autumn Colors Conclude with Callery Pears

  Callery pear (Pyrus calleryana) has been declining in planting popularity. But its scarlet red leaf color is both sensational and reliable every autumn in the Southern Appalachian region (USDA zones 6 and 7).  Most people identify the tree by its cultivar name, e.g. ‘Bradford’, Aristocrat®, ‘Cleveland Select’, ‘Redspire’ pear. There are many other cultivars. Callery pears are tough reliable medium sized trees which […]

‘Morgan’ Oriental Arborvitae

Among dwarf conifer collectors, ‘Morgan’ Oriental arborvitae (Platycladus orientalis) has become one of the most sought out evergreens over the past decade. Its oval form and seasonal coloration makes Morgan a standout. It performs well in part sun, but its chartreuse-yellow foliage appears more vibrant in direct sunlight. Its dense foliage grows in vertical layers. Andy Pulte at the […]

‘Snow Flurry’ Zone 6 Hardy Camellia

‘Snow Flurry’ camellia is a broadleaf evergreen shrub with good plant vigor. It was one of the first zone 6 cold hardy camellias hybridized by Dr. William Ackerman and released by the U.S. National Arboretum in 1986.   Snow Flurry grows into a 4 feet tall by 6 feet wide shrub over a 10 year […]

Irrigate Evergreens This Winter

Fall slowdown in the garden brings many of us back indoors to prepare for the winter holidays ahead. A number of serious canker diseases attack evergreens in the fall and winter if soil moisture is not plentiful. These diseases include botryosphaeria, cytospora, phomopsis, and seiridium cankers. Each organism is capable of causing branch dieback or […]

Natural Evergreen Needle Drop in Autumn

Some needle loss on evergreens in the fall is natural. As night time temperatures cool, needles in the interior of many evergreen trees or shrubs regularly turn brown (or golden yellow) and drop off. Needle loss is most obvious on pines (Pinus spp.) and arborvitae (Thuja spp.) in the Southern Appalachian region (USDA zones 6 and 7). The […]

Native Plumleaf Azalea Blooms In The Heat Of Summer

Plumleaf Azalea (Rhododendron prunifolium) From my garden here is a look today (July 28th) at plumleaf azalea (Rhododendron prunifolium). Plumleaf is an Alabama native, and its orangey red flowers has been growing in my east Tennessee garden for the past 15+ years. It is hardy to zone 5-b (- 15°F) which includes most of the mid-Atlantic and southern New England states. Plumleaf handles Southern […]

Summer Pruning of Oakleaf and Bigleaf Hydrangeas

Bigleaf or “mophead” hydrangeas (Hydrangea macrophylla) tend to get tall and leggy, and outgrow their garden space. Our native oakleaf hydrangeas (Hydrangea quercifolia) are pruned as blooms quality declines. Remove or “deadhead” all withered or faded flowers. Main pruning time for these two species is from mid-June thru mid-August. Mopheads may rebloom if they had […]

Winter King Hawthorn – A Winter Fruit Attraction

bright red fruit in winter season ‘Winter King’ is an outstanding cultivar of our native green hawthorn (Crataegus viridis) and is at home here in the Southern Appalachian region (USDA zones 6 and 7). Over the winter season few deciduous trees present a colorful fruiting display much better than Winter King. Winter King hawthorn is a small landscape tree, maturing to 25-30 […]

Lacebark pine- an investment in the future

Many rare and unusual garden plants are introduced into a garden as a thoughtful gift. Lacebark pine (Pinus bungeana) is an arboreal aristocrat which a few gardeners are privileged to own. Lacebark is a lovely 3- needle pine with exquisite exfoliating bark which becomes more attractive each succeeding year. The lacebark feature begins after 8-10 years, but it’s […]

Arkansas Bluestar Great In Spring, Summer and Fall

Blue star (Amsonia hubrichtii) exhibits one of nature’s finest autumn foliar displays. This Arkansas native is a long-lived perennial and prospers here in the Southern Appalachian region (USDA zones 6 and 7). After its initial year in the garden, amsonia exhibits good heat and drought tolerances.  Its fine textured needle -like foliage is very soft and airy. In the […]