Interpretive Nutrient Levels for Plant Analysis
Exacum, Any
| Low | Normal | High | Excessive | |
|---|---|---|---|---|
| Nitrogen (% DW) | 2.00 |
3.80 |
5.30 |
8.00 |
| Phosphorus (% DW) | 0.15 |
0.30 |
0.70 |
2.00 |
| Potassium (% DW) | 0.70 |
2.30 |
3.40 |
7.00 |
| Calcium (% DW) | 0.25 |
0.50 |
0.80 |
4.00 |
| Magnesium (% DW) | 0.20 |
0.40 |
0.70 |
2.50 |
| Sulfur (% DW) | 0.10 |
0.20 |
1.00 |
2.00 |
| Manganese (ppm DW) | 30 |
70 |
165 |
800 |
| Iron (ppm DW) | 15 |
55 |
155 |
800 |
| Copper (ppm DW) | 3 |
5 |
75 |
300 |
| Boron (ppm DW) | 10 |
25 |
60 |
200 |
| Zinc (ppm DW) | 15 |
25 |
85 |
300 |
Ag Analytical Services Lab
Hours: Monday-Friday, 8:00 AM - 4:00 PM
- Email aaslab@psu.edu
- Office 814-863-0841
- Fax 814-863-4540
Ag Analytical Services Lab
Hours: Monday-Friday, 8:00 AM - 4:00 PM
- Email aaslab@psu.edu
- Office 814-863-0841
- Fax 814-863-4540
