Most people are familiar with edema, the term used for the swelling that occurs when body tissue retains too much fluid. But few are aware that edema can also occur in plants.What is Plant Edema?Plant edema, or oedema as it is also spelled, is a condition that occurs when a…
What is Powdery Mildew?Powdery mildew is a fungal disease that is caused by one of several different types of fungi, depending on the host plant. For many gardeners, it can be the bane of their gardening existence. If you haven't experienced, just wait, you will. This disease can affect all manner…
What is Damping Off or Fusarium Wilt?Fusarium wilt, better known among home gardeners as damping off, is a disease that afflicts the vascular system of plants. It most commonly infects plants in the nightshade (solanaceous) family, such as tomato, pepper, potato, and eggplant. Soil contaminated with the fungus can keep seeds…
Verticillium wilt is a fungal disease that resides in the soil where it attacks the plant’s roots before spreading throughout the vascular system. Many vegetable plants such as okra are susceptible to this destructive disease, but especially tomato and potato plants.Verticillium Wilt SymptomsThis soil-borne fungus can be difficult to diagnose…