Interpretive Nutrient Levels for Plant Analysis

Tomato, Any


Low Normal High Excessive
Nitrogen (% DW) 2.50
3.75
4.25
5.50
Phosphorus (% DW) 0.20
0.30
0.52
0.60
Potassium (% DW) 1.50
2.30
4.10
5.00
Calcium (% DW) 0.20
1.00
4.75
6.50
Magnesium (% DW) 0.20
0.55
1.00
1.25
Sulfur (% DW) 0.20
0.30
1.21
3.00
Manganese (ppm DW) 20
30
100
500
Iron (ppm DW) 25
40
100
450
Copper (ppm DW) 6
10
20
35
Boron (ppm DW) 15
25
45
90
Zinc (ppm DW) 20
25
71
72

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