Consistent and careful plant maintenance is always your best defense against pest problems and your best guarantee of a thriving vegan organic garden. Overuse of deterrents can jeopardize the natural balance of an ecosystem, so use these natural homemade sprays sparingly. All sprays should be labelled well and keep out of the reach of children.
Never spray anything on your plants during the hottest part of the day. Even water left on leaves can burn your plants on a hot, bright afternoon. Water and treat your plants either in the early morning or in the evening.
Most insect pests find their target by odor. Sprays made with strong smelling ingredients such as garlic or eucalyptus oil can confuse them. To make garlic spray, crush several garlic gloves into a quart (or 1 liter) of water. Alternately, you can blend them into the water. Simmer over low heat to soften the garlic and release the essential oils into the water. Let the water cool. Strain to remove the chunks. Pour into a spray bottle. Spray the tops and bottoms of leaves for natural insect repellant and fungal control. Read more