Use Nurseryland Tomato Food to help promote healthy plants and higher yields. Alongside an N-P-K specifically designed for professional tomato grower results, Calcium sets this fertilizer apart from the rest and will provide your tomatoes with the ideal nutrients to grow abundant and fully-formed fruit. This slow-release format means your plant will be getting a bite to eat every time you water! Spread 30g around the base of the plant once a month until harvest.