Green-thumb gardeners are likely familiar with fish emulsion, a nutrient-rich elixir that helps roses bloom and tomatoes zoom. Now, a group of government-funded Florida scientists are looking at using ...

Epsom salts add magnesium and sulfur, helping mums grow taller stems and fuller blooms. Mix one tablespoon per gallon of water and apply around the base, or sprinkle dry for slow release. Test soil ...