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

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