1. On a bag of fertilizer with a nutrient breakdown of 24-2-4, which number represents the amount of nitrogen in the bag?
2. What is the difference between a macro-nutrient and micro-nutrient?
3. What nutrient is responsible for stimulating root growth?
4. Which nutrient deficiency makes the leaves turn yellow on the outside edges of the older leaves?
5. List an advantage and a disadvantage organic fertilizer has over chemical fertilizer.