Instead of using commercial fertilizers and plant food, why not use some scraps from your kitchen that would otherwise end up in the trash or compost bin to amend and improve your garden soil naturally? Inexpensive and easy, these are my favorite ways to
Banana peel to fertilize rose bushes and help them resist diseases. Just flatten a banana peel and bury it under one inch of soil at the base of a rosebush. The peels potassium feeds the plant and helps it resist disease.works for tomato plants too.