11 Plants that Repel Flies. Don’t settle for ugly fly traps or hazardous chemicals; simply choose some plants that naturally repel flies. Here is a list of a few that can keep those pesky pests away! - Gardening Go
Sweet Tomatoes - Just add baking soda! Just sprinkle baking soda on the soil around your tomato plants. The baking soda absorbs into the soil and lowers the acidity levels. This will give you tomatoes that are more sweet than tart.
Stones painted as strawberries when put around strawberry plants in the spring will keep birds from eating your ripened berries. Birds experience the stones first and will think the ripened berries are rocks.
Quick Tomato Tip: (I never knew this.) See that sucker there? Suckers are secondary branches that grow in the joints of existing branches. Pinch ‘em off. Suckers take energy away from growing tomatoes. No tomatoes will form on sucker branches.