Incredible Natural Pesticides For Raised Garden Beds References. Web neem oil spray neem oil is a natural pesticide that can repel and disrupt the life cycles of many pests. Web remove grass clippings, accumulations of mulch, cardboard fruit boxes lying near the foundation of the house.

Beneficial insects like lady beetles, lacewings, and predatory wasps. There are a lot of choices when it comes to insecticides for raised garden beds. Web barrier methods placing something in and around your garden bed that physically stop pests from getting to your plants is one of the soundest protections where practical.