Spraying epsom salt on plants boosts magnesium supply to plants and increases yield. GARDEN HACK: How to start maintaining your garden. Spraying 1 table spoon of epsom salt mix with 4 litre of water twice with 10 days gap could be used for good results. Use for growing tomatoes, peppers and roses
For potted plants, mix a couple of tablespoons of the salt into your watering can once or twice a month. You can also sprinkle it in your garden’s soil to help your seeds germinate better. Tomatoes and peppers benefit the most because they both tend to have a magnesium deficiency. Add a tablespoon or so in with the soil when first planting, and then sprinkle more into the soil once mature.
Those who use it swear that using Epsom salt on plants make them lush and healthier. Find out yourself, see these 13 Epsom salt uses in garden.