Plant Diseases

Not many plant diseases have left a profound mark on human history as the late blight of potatoes. A deadly plant disease that is caused by the destructive oomycete Phytophthora infestans. This pathogen thrives in cool, moist conditions. The disease is famously known to have been responsible for the Irish Potato Famine of the 1840s, … Read more

Fusarium wilt is a soil-borne disease that damages the vascular systems of plants by obstructing water flow within their tissues.. This disease thrives during hot or dry weather when the moisture is especially very low. Fusarium wilt attacks potatoes, tomatoes, eggplant, and pepper plants. This fungus interferes with the plant’s water-conducting vessels after entering through the roots. The foliage wilts and turns yellow as … Read more

Picture this: you stroll out to your garden on a perfect July morning, expecting to bask in the glory of your towering tomato plants—only to freeze in horror as dark, concentric bull’s-eye spots glare back at you from the lower leaves, yellowing and crisping their way upward like an invading army. Early blight has just … Read more

Powdery mildew is a common fungal disease which affects a wide range of plants. The disease commonly appears as a white- powdery coating on leaves, stems, flowers and sometimes fruits The disease may appear differently in one plant species to another. The following are the 17 symptoms of powdery mildew in tomatoes. I will begin with … Read more

Tomato Mosaic Virus (ToMV) is a viral disease that affects tomatoes and other members of the Solanaceae family. This disease affects tomato crops worldwide, causing a wide range of symptoms, from mild discoloration to severe yield loss. In this article, I will discuss what are the causes, symptoms, and the organic management of this disease. … Read more

Almost every cook uses Tomatoes. Most gardeners will also grow tomatoes as their favorite crop. However, tomato farming has one great drawback, it is highly susceptible to many diseases, which affects their growth, yield, and quality. New gardeners sometimes lose a whole crop to diseases unknown to them or which they do not understand correctly. … Read more

There are nearly 5,000 different species of rust on plants. Rust is a fungal disease that affects almost any vegetable in the garden. Rust diseases thrive in warm, moist temperatures rather than cold temperatures. Look for white, slightly raised spots on the undersides of leaves and stems. These spots become covered with reddish-orange spore masses, … Read more

According to Wikipedia, a mosaic virus is any virus that causes infected plant foliage to have a mottled appearance. In most cases, the plant foliage turns yellowish (or several yellow spots) How to identify Mosaic Virus. This virus is not easily identifiable since it resembles symptoms of mineral deficiencies. The symptoms also vary from one crop to another. Mosaic virus mainly … Read more

Early blight is a common disease that affects many crops like tomatoes, and peppers. It can also affect other crops like peas in certain conditions. For organic it is important to understand how to treat and manage early blight organically. This short article will guide you on how to recognize and treat this disease in … Read more