Powdery Mildew

Powdery mildew is caused by one of the most common and widely distributed fungi that plague gardens.  The disease can attack a wide range of plants, as it is caused by several species of the order Erysiphales.  A sampling of commonly affected plants includes: Cucumbers. Pumpkins. Squash. Melons. Grapes. Phlox. Peonies. Lilacs. Bluegrass. Fescue. TheContinue reading “Powdery Mildew”

Phytophthora Blight

Phytophthora blight, also known as late blight, is a fungal disease caused by several species of the genus Phytophthora.  Affected plants include: Cucumbers. Squash. Pumpkins. Cantaloupe. Watermelons. Tomatoes. Eggplants. Peppers. Potatoes. Beans. The fungi involved flourish in wet, moderately warm weather.  They spend the winter in infected tubers and plant matter.  The disease is spreadContinue reading “Phytophthora Blight”

Brix: What is It?

Brix is one of those topics that come up fairly frequently in sustainable agriculture.  Simply put, brix is a measure of the sugar content of a plant or other substance. To be more specific, Brix expresses the weight of dissolved sugar as a percentage of the weight of the entire solution.  Pure water has aContinue reading “Brix: What is It?”

Fusarium Wilt

Fusarium wilt is a disease common to the southeastern United States.  It is caused by the fungus Fusarium oxysporum and affects numerous garden plants, including vegetables, small fruits, and flowers.  The most susceptible host species include: Tomatoes. Sweet potatoes. Cucumbers. Watermelons. The disease is spread through infected soil.  Once it is introduced, it is nearlyContinue reading “Fusarium Wilt”