While too little fertilizer can result in reduced plant growth and lower yields, too much can interfere with some nutrient uptake and damage the environment by leaching or running off into waterways. Slide 6 Starting with the correct site preparation results in a productive garden that is easier to maintain. As you can see, perennial weeds should be killed or removed before other soil preparation. These are all non-selective herbicides so the spray cannot be allowed to drift to desirable plants. Whether your soil is a clay type which cracks when dry, or a loose, sandy soil, or anything in between, organic matter will be beneficial.
Organic matter is anything which comes from a plant or animal.