Interpretive Nutrient Levels for Plant Analysis

Grass, Orchard


Low Normal High Excessive
Nitrogen (% DW) 2.40
3.20
4.21
7.50
Phosphorus (% DW) 0.18
0.23
0.36
2.00
Potassium (% DW) 2.00
2.60
3.51
8.00
Calcium (% DW) 0.15
0.50
0.91
5.00
Magnesium (% DW) 0.05
0.15
0.31
2.00
Sulfur (% DW) 0.12
0.20
0.26
2.00
Manganese (ppm DW) 15
50
151
500
Iron (ppm DW) 15
50
201
999
Copper (ppm DW) 1
3
6
100
Boron (ppm DW) 3
8
13
100
Zinc (ppm DW) 7
20
51
200

Ag Analytical Services Lab

Address

720 Tower Rd
University Park, PA 16802
Directions

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

Ag Analytical Services Lab

Address

720 Tower Rd
University Park, PA 16802
Directions

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