Organic and natural plant growth stimulant Makes up to 300litres Organic & natural for the stimulation of vigorous & healthy growth For use on plants, shrubs & vegetables Contains seaweedDoff Liquid Seaweed Plant Growth Stimulant is an organic and natural plant growth stimulant which can be mixed with other soluble and liquid feeds for use on plants, shrubs, flowers and vegetables. Used regularly during the growing season it can help plants withstand environmental stress and encourage healthy cropping of flowers and fruit. This 1 litre bottle will make up to 300 litres of organic plant feed.