American yellowwood (Cladrastis kentukea) is a beautiful native tree which is rarely planted in U.S. landscapes (USDA hardiness zones 4-8). Yellowwood is a tree for all seasons. It is both a lovely shade and flowering specimen. Long white wisteria-like flowers appear in mid- to late-May. It eventually matures into a lovely 35 to […]
Archive for the ‘Flowers’ Category
Cosmos For Sunny Gardens
Cosmos, indigenous to Mexico and South America, are one of the easiest-to-grow flowering annuals. They start blooming in early summer and are at their best in late summer and early autumn. Two most popular species are Cosmos sulphureus and C. bipinnatus. Flower heads are composed of disc and ray flowers. Cosmos is a member of the aster […]
Fill Flower Gardens & Containers With Sweet Alyssums
Sweet alyssum (Lobularia maritima) is one of the easiest annuals to grow. A member of the mustard family (Brassicaeae), it is native in the Mediterranean region and the Canary and Azores Islands (AHS heat zones 3-8). Modern day cultivars possess exceptional heat, humidity, and drought tolerance in summer months once fully established. Alyssums may be utilized in mixed […]
Chinese Fringetree Gains In Popularity And Availability
Chinese fringetree (Chionanthus retusus) When in bloom in mid-spring (May), the fringetrees (Chionanthus spp.) definitely will catch your eye. Chinese fringetree (C. retusus), is one of the finest small to medium sized flowering trees, not to be confused with the U.S. native fringetree (C. virginicus) (USDA hardiness zones 5-9). Both produce spectacular white lacy flowers […]
Cardinal Flower Attracts Hummingbirds and Butterflies
With their vibrant red colored blooms in July and August and a strong vertical growth habit, you visually can’t miss with our native cardinal flowers (Lobelia cardinalis) (USDA hardiness zones 3-9). Hummingbirds and butterflies won’t pass them by either. Cardinal flowers are also called scarlet lobelias. Their vibrant red single raceme flowers single them out […]
Pampas Grass – Have We Learned A Lesson?
Many areas in the mid-South and northeast U.S. (USDA hardiness zones 6 and 7a) learned a hard lesson in the harsh cold winter of 2013-14. Over the past decade gardeners had been lulled into zone bending, insisting on planting species from a warmer zone. One of them was pampas grass (Cortaderia selloana). Very few clumps survived here […]
Siebold Viburnum Makes Wonderful Small Tree
The genus Viburnum is no stranger to U.S. gardens. Many species and cultivars of viburnums are popular. Siebold viburnum (V. sieboldii) is a large spring flowering species from eastern Asia (USDA hardiness zones 5-7), but is under-planted in today’s gardens. This multi-trunk large shrub to 12 to 15 feet high or 25 […]
Good News About Garden Impatiens
Gardeners no longer have to give up growing garden impatiens (Impatiens walleriana). No, the worldwide disease outbreak of downy mildew on garden impatiens is not over. But new disease resistant cultivars of impatiens are arriving at garden centers this spring. Two of the newest are: SunPatiens® Spreading Shell Pink and Bounce® Pink Flame (‘Balboufink’). […]
Sooty Mold Is Symptom Of Aphid Feeding
Aphids are small (1 to 10 mm long) and pear shape. Infestations are often worse during wet cool days of spring; they are frequently feed on new growing shoots and leaves. Actively growing weeds also harbor aphids and may migrate over to favorite garden plants. Summer feeding aphids should never […]
American Fringetree – A Spring Flowering Treasure
American fringetree (Chionanthus virginicus) is one of the finest spring flowering trees (USDA hardiness zones 4-9). Individual flower heads are large and billowy, snowy white, and very fragrant in the early evening hours. Flower panicles peak through the large leaves, and are large and showy compared to Chinese fringetree (which I also like). Leaf sizes […]

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