Just Say No to Abuse Declaring War on Terrorism. I can't emphasize enough how important your soil is to your plants. Synthetic gardening is based on feeding the plants, but organic gardening is based on building and feeding the soil.
Healthy soil leads to healthy plants.
And healthy plants fight disease and insects better than weak plants. It's analogous to your own health. If you survive on a diet of junk food and pills, you won't be nearly as healthy as someone who eats whole grains, fresh fruits and fresh vegetables. Your body needs the different nutrients, fibers, vitamins and minerals found in fresh whole foods, but lacking in pills. Similarly, your plants need the nutrients, fungi, bacteria, minerals and trace elements found in healthy soil, but lacking in a bag of green crystals.