Magnesium (Mg) is the central element involved in chlorophyll synthesis, a crucial nutrient in photosynthesis, and in maintaining vibrant green leaves. Like calcium, magnesium is required by plants in large enough quantities. It is a “macro-nutrient”, as important as nitrogen (N), phosphorus (P), and potassium (K), the latter three adsorbed by plants in greater amounts. Magnesium […]
Archive for the ‘Roses’ Category
Photoperiodism – Short Day/Long Day Plants
“Photoperiodism” or daylength is responsible for triggering flowering in numerous plants. Some examples of short day plants are poinsettias (Euphorbia pulcherrima), fall mums (Dendranthemum spp.), asters (Symphyotrichum spp.), Thanksgiving (Schlumbergera truncata), Christmas (S. bridgesii) cacti, Kalanchoes (Kalanchoe spp.) and Salvias (Salvia spp.). “Photoperiodism” is the amount of light and darkness a plant is exposed to. The […]
Deerproofing
Deer love to eat most of the flowers, plants and trees in your garden. To discourage deer from eating your garden, you basically have three (3) options. Construct a Barrier or Fence. Make your garden unpleasant for deer. Choose plants that deer don’t like. Deer Barriers and Fences Deer can jump an […]
Polar Express Sunbelt Rose Big Winner At 2016 Biltmore Gardens Rose Trial
If you grow roses in the U.S. Mid-South region, the historic Biltmore Gardens in Asheville, NC is key source for discovering what varieties you should be growing. Recently, a jury of world rose experts selected the winning roses in the 2016 Biltmore International Rose Trials. Since 2011, Biltmore’s historic Rose Garden has been home to the trials in which more […]
Dreaded Japanese Beetles Are Back
In many areas of the Eastern U.S. Japanese beetles (JB) devastate the foliage, fruits and flowers of more than 300 plant species, particularly those in the rose family (Rosaceae). Adult beetles are approximately 3/8 inches in length with a dark metallic green head and metallic dark tan wings. In the soil JB grubs appear “C” […]
Monitor And Manage Two-Spotted Spider Mites
Two-spotted spider mites are destructive pests that ravage a wide host of shrubs and garden plants, including certain house plants, annuals, perennials, herbs and vegetables. Many evergreens are also susceptible. Two-spotted spider mites are warm season arachnids, not insects, and are exceptionally troublesome over a hot dry summer. They […]
Update: Prevention / Treatment Options For Rose Rosette Disease
Rose rosette is a devastating disease of most species of garden roses, including hybrid and shrub roses. Rose rosette disease has spread from the Rocky Mountains to the East Coast over several decades and is poised to obliterate the rose industry. To date, there is no known effective treatment. Rose rosette is caused by an […]
War On Aphids
Aphids are pests that feed on many kinds of garden plants. These tiny insects wreak massive destruction in multiple ways. There are many different kinds (and colors) of aphids. They’re small, 1/16 inch more or less, and feed on plant sap to obtain nutrients. In greenhouses they reproduce without mating; […]
Watering Tips When Away On Vacation
Summer annuals: Hot July – August weather may demand daily or twice-daily watering for container-grown annuals. A trustworthy neighbor may have to handle these chores. Flowers and vegetables: When there is no rain within a week, water deeply any vegetables that are bearing fruits like tomato, peppers, and squash. Plants will keep producing far into […]