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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 […]

How to Calculate Chill Hours for Your Area

Deciduous fruit and nut trees, along with some flowers and biennial vegetables, need a certain number of hours of cold temperatures in order to break winter dormancy. This winter chilling is known as chilling, winter chill, or vernalization. The chilly temperatures actually break down the hormones that are preventing the tree or plant from growing. […]