Michigan Challenger I contains phosphorous & calcium to provide significant benefits for plant health & development. Together, they promote robust root systems, vigorous growth, and abundant blooms & fruits. This combination supports efficient nutrient uptake & utilization, leading to healthier plants, improved stress tolerance, and increased crop yields & quality. Calcium (CaO) 6% | Phosphorous (P₂O₃) 36%
| Balanced | High Nitrogen | High Phosphorous | High Potassium |
|---|---|---|---|
20-20-20+TE
|
15-30-15+TE
|
28-14-14+TE
|
30-10-10+TE
|
|
20-10-20+TE
|
12-36-12+TE
|
15-15-30+TE
|
5-5-40+TE
|
EN
