All American Selection (AAS) has named six Ornamental winners for 2017. Some include some new color breakthough in the series that you already know as well as some newbies. Dianthus ‘Supra Pink’ (Hem Genetics) is an easy-to-grow interspecific dianthus for three-seasons (spring, summer, fall) of garden color. Its mottled, frilly pink flowers stand up to summer’s heat and […]
Archive for the ‘Propagation (Seed)’ Category
Eastern White Pine Losses Continue
Environmental and pathogenic problems continue to take their toll on Eastern White Pine (Pinus strobus). This valued landscape and lumber tree is native in the Eastern U.S. and Canada (USDA zones 3-8). Climate change is likely contributing to recent losses of white pines due a number of serious disease and pest problems that are reducing tree numbers. Pests: A […]
Try Popcorn Cassia For Its Lush Tropical Look
Big and bold is this tropical annual (USDA hardiness zones 9-11), known by several names including popcorn or peanut butter cassia (Senna didymotrya), formerly Cassia didymotrya. Popcorn plant is a legume family (Fabaceae), indigenous to tropical Africa. It is also been utilized as a cover crop or green manure crop in some areas of the world. It thrives […]
Five Landscape Plants On The Gardeners’ Taboo List
To many people, maintaining a garden or landscape means a lot of hard work. Sometimes the weeds outgrow what you have planted. Some landscape plants promise a lot of beauty but deliver nothing but problems. Some trees are weak wooded, prone to pests or diseases, and outgrow their space. Some produce smelly odorous flowers. I urge […]
Starting Oak Trees From Acorns
Acorns begin ripening and falling from oak trees (Quercus spp.) anytime from late August until mid-November. Ripening dates vary from one year to the next. Harvest the healthy plump acorns, either off the tree or from the ground. Remove and dispose of the cap. If you have collected several […]
Uniquely Different Chinese Flame Tree
Chinese flame tree, aka bougainvillea goldenrain tree (K. bipinnata), is another tree option in U.S. southern landscapes (USDA hardiness zones 7-10). It is closely related to the more widely planted goldenrain tree (Koelruteria paniculata). This fast growing tree develops into a nice 20-40 feet tall medium-size tree with an irregular canopy. Chinese flame tree is highly drought tolerant (after one year established). […]
Seeding Shady Areas Of Your Property
How many times have you been told: “you can’t grow lawn grass in shady areas”. Most lawn grasses perform best in full sunlight. Red or chewings fescues (Festuca rubra) perform under as little as 2-3 hours of direct or dappled sunlight. Shade fescues are relatively easy to maintain. Mowing height should be 2 inches high in […]
Flowering Cabbage and Kale For Autumn Gardens
Creating both edible and ornamentally pleasing vegetables has been a goal of plant breeders. Flowering cabbage and kale (Brassica oleracea) are a new landscaping niche in the autumn garden. Plants develop huge leafy rosettes and eventually form heads. Color patterns on leaves include white, cream, red and purple shades. The […]
Joe Pye Weed Is No Longer A “Weed”
U.S. native Joe Pye (Eupatorium spp.), formerly “Joe Pye Weed”, has been tamed. Modern day selections grow more compact compared to 8+ feet tall wildlings that inhabit fields across eastern North America (USDA hardiness zones 4-8). Huge, terminal, domed, compound flower heads measure 12-18 inches across (depending on cultivar) and make […]
Long-Blooming Tennessee Coneflower
Native to a two-county area of mid-Tennessee, Tennessee coneflower (Echinacea tennessiensis) is a popular favorite among gardeners across the U.S. because of its long blooming season. It has also spawned a few hybrid selections. The pale pink, flat-topped flowers with green and burgundy centers (cones) follow the tract of the sun across the sky. From July […]

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