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Aster Wilt (stub)

Quick Intro Physical Description   Species & Taxonomy Kingdom: Phylum: Class: Order: Family: Genus Species: Fusarium oxysporum f. sp.  callistephi Plants Affected  Aster family plants: aster daisy sunflower lettuce artichokes marigold chrysanthemums dahlias zinnias echinacea yarrow Plants Unaffected   Geographical Range   Signs & Symptoms Whole Plant rapid wilting of the plant, often followed by death stem […]

Powdery Mildew

Powdery mildew on Lavender Bergamot (Monarda fistulosa)

Powdery mildew is a common fungal disease that effects many types of plants, and is fairly easy to manage. It causes poor growth and lower yields, but seldom kills the plant. There are many different species of powdery mildew that cause the disease on many different species of plants. See list of species and their […]

Leafhoppers

Close up of leafhopper damage on potato leaf

Leafhoppers seem to be the bain of my existence…well, not really – but they sure complicate my veggie gardening. They would only be mildly annoying, if it weren’t for the diseases they spread. Physical Description very small insects, ranging from 1/12 – 1/8 inches long (2-3 mm). They are wedge-shaped, with narrow bodies that are […]