Keep your garden healthy One of the most mysterious things that can happen in your garden is when a plant gets sick. How did that happen? Will it spread? Will all my plants die? How can I get rid of it? The most important thing to understand about disease prevention is the disease triangle (drawing, right). A disease only occurs when three things concur: you have a plant that can get the disease (a host), a pathogen that can attack the plant (such as a fungus, bacterium, or virus), and environmental conditions (such as moisture or drought) to promote the disease. If any one of these things is absent, the disease will not occur, so at least one side of the prevention triangle is knocked off. Instead of waiting for a problem to appear in your garden, consider the best defense against the disease a good offense. Here are 10 ways to keep your plants healthy by removing at least one side of the disease triangle. 1. Inspect plants carefully before purchasing The easiest way to co...
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