Arizona cypress (Cupressus arizonica var. glabra) is a needle evergreen conifer native to the Southeast U.S. and is noted for its rapid growth rate. It is also grown as a Christmas tree and is rarely troubled by disease and insect problems. Depending on what part of the U.S. that you garden in, damage from bark […]
Archive for the ‘Medium sized Tree’ Category
New ‘Chastity’ Ornamental Pear
Before you totally give up on ornamental pear trees (Pyrus calleryana) as invasive, a decision that I would never argue against, take a look at the new Chastity pear. NEW! NEW! NEW! on the market is Chastity pear, a triploid hybrid that is both very ornamental and highly infertile (USDA hardiness zones 5-9). Chastity™ Pear was specifically […]
Short Forms Of Cryptomerias
Japanese cedar, aka Sugi or Cryptomeria, (Cryptomeria japonica) is the national tree of Japan and also flourishes in China (USDA hardiness zones 5 to 8). It is one of the most variable conifers ranging from very dwarf rounded shrubs to large tree forms with golden or contorted leaves. It tolerates hot humid summers and prefers […]
Katsura Trees For Urban Plantings
Hooray! American gardeners are finally becoming savvy about Katsura tree (Cercidiphyllum japonicum) as one of the finest landscape trees. This medium to tall growing tree (height depending on cultivar) possesses four-season appeal. Numerous varieties are now available. Small growing cultivars will be featured here. Katsura tree is indigenous to Japan and China where some may […]
Saucer Magnolias
Saucer magnolias (M. x soulangeana) are deciduous hybrid magnolias (M. denudata x M. liliiflora) as broad shrubs or small trees. They typically grow 20-30 feet in height and width. Saucer magnolias are often called tulip magnolias because of the shape of the colorful blooms. Flower colors range from white, pink, rose, purple, magenta, and burgundy. Flowers […]
Fertilizing Trees And Shrubs
Maintaining good plant nutrition is of key importance. A tree and shrub which is growing vigorously can resist infestation from most diseases and insects. Symptoms of poor nutrition: pale green or chlorotic leaves; undersized plants; slower annual growth rate; many dead or dying branch tips; increased insect/disease problems. Trees under 10 years of age should be fertilized annually. There is little need to […]