Interpretive Nutrient Levels for Plant Analysis
Dogwood, Flowering
| Low | Normal | High | Excessive | |
|---|---|---|---|---|
| Nitrogen (% DW) | 1.00 |
1.37 |
2.13 |
3.50 |
| Phosphorus (% DW) | 0.10 |
0.14 |
0.37 |
0.60 |
| Potassium (% DW) | 0.25 |
0.37 |
1.18 |
2.00 |
| Calcium (% DW) | 1.00 |
1.60 |
4.21 |
5.00 |
| Magnesium (% DW) | 0.20 |
0.30 |
0.90 |
1.50 |
| Sulfur (% DW) | 0.20 |
0.34 |
0.70 |
1.00 |
| Manganese (ppm DW) | 15 |
27 |
63 |
150 |
| Iron (ppm DW) | 25 |
43 |
210 |
500 |
| Copper (ppm DW) | 2 |
4 |
7 |
15 |
| Boron (ppm DW) | 15 |
22 |
52 |
75 |
| Zinc (ppm DW) | 8 |
10 |
28 |
50 |
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
