Interpretive Nutrient Levels for Plant Analysis

Holly, Any


Low Normal High Excessive
Nitrogen (% DW) 1.03
1.60
2.80
4.00
Phosphorus (% DW) 0.10
0.13
0.60
1.00
Potassium (% DW) 0.60
0.90
3.00
4.00
Calcium (% DW) 0.20
0.50
2.50
3.00
Magnesium (% DW) 0.18
0.24
1.00
2.00
Sulfur (% DW) 0.13
0.20
0.40
1.00
Manganese (ppm DW) 20
50
200
450
Iron (ppm DW) 40
65
400
500
Copper (ppm DW) 5
10
50
100
Boron (ppm DW) 20
30
100
150
Zinc (ppm DW) 10
15
200
300

Ag Analytical Services Lab

Address

111 Ag Analytical Services Lab
University Park, PA 16802
Directions

Hours: Monday-Friday, 8:00 AM - 4:30 PM

Ag Analytical Services Lab

Address

111 Ag Analytical Services Lab
University Park, PA 16802
Directions

Hours: Monday-Friday, 8:00 AM - 4:30 PM