1. Plant Nutrients Notes, (Macrominerals) By: Becky McGuire

2. Carbon a. carbon is in every living thing b. 95% of plant’s dry weight = C c. taken in by CO2 (soil and atmosphere) d. used to make glucose

3. Hydrogen & Oxygen a. taken in through air and water b. used in photosynthesis to make sugars

4. Primary Nutrients (N, P, K) a. fertilizer label: 6-12-12 (6 lbs. N/100 lbs. Fertilizer)

5. N a. aids in production of chlorophyll b. rapid growth, higher protein content c. def. = chlorosis

6. P a. used in seeds b. ½ P content of plant in seed/fruit c. also needed for roots d. def. = purple leaves

7. K a. used to make starches and sugars (energy) b. “vitamin” (helps develop resistance to diseases, insects, weather) c. def. = leaf tips burned, white streaks in veins