This page contains the following solutions.
There are no chemicals involved so I guess it's a green tip. If you have a problem with roaches, ants, mice, or other pests inside the house, gather some crab apples and place them around your basement, crawl space, and foundation of your house.
This is a page about using hedge apples to repel spiders. Hedge apples have a long standing reputation as a spider repellent.
This is a page about whether you can eat hedge apples. Hedge apples are generally not considered edible. The juice inside the fruit and stem is a skin irritant.
