Just like people, strong, healthy plants are more able to fight off infection than weak, malnourished ones. Here's how to keep yours in shape.
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Deficiency, Not Disease
Signs of nutrient deficiency, such as yellowing leaves and blossom end rot on tomatoes and peppers, are often mistaken for diseases. Learn to recognize these disorders, so that you can act quickly and minimize their effects. Sometimes the remedy is as simple as improving the water supply; other problems may need fertilizer added to the soil.
Excerpted from Simple Steps: Vegetable Gardening
© Dorling Kindersley Limited 2007
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