Rolls of roses: Simply plunge the cuttings into the ground. Before planting cuttings, push the bottom end into a small potato, which keeps the cuttings moist as they develop roots. It sounds crazy, but the row of allotment roses is proof it works.
20 Insanely Clever Gardening Tips and Ideas (with pictures!) - Epsom salts in the soil for tomatoes and peppers. Add a Tablespoon or so in the soil when first planting and then sprinkle more into the soil when mature.
Neem oil - Fight ugly powdery mildew in your garden with this homemade organic fungicide that's cheap, green, and safe! DIY Organic Pesticide Spray 2 tsp neem oil 1 tsp castile soap 700 ml = 24 oz water