Famous "7 drops" formula! Schultz® Orchid Liquid Plant Food 15-5-5 is a concentrated, micronutrient-rich fertilizer designed to meet the specific needs of all varieties of orchids. Its high nitrogen content will also help your plants bloom again after a period of rest. This product must be mixed with water. Comes in a 150-g bottle with an easy-to-use dropper that makes measuring simple. Simply add 7 drops (0.53 ml) per litre of water. With Schultz® Orchid Liquid Plant Food 15-5-5, you feed your orchids every time you water. There is no need to remember when was the last time you did it!