1. usage suggestion:by weight in proportion as 1:800-1200 to make with water into liquid.then,sprayed on the plants’leaves one time every other 7-10 days. 2. usage scope:flowerspecies.greenstuff species.melon and fruit speicies.foodstuff and cotton speicies. 3. characteristics:the seaweed fertilizer was extracted from natural seaweed.there is no poisonous and no pollution .it can be applicabel to wide use.