Interpretive Nutrient Levels for Plant Analysis

Apple, Any

Low Normal High Excessive
Nitrogen (% DW) 1.60 1.80 2.81 3.02
Phosphorus (% DW) 0.11 0.15 0.31 0.37
Potassium (% DW) .7 1.20 2.01 2.53
Calcium (% DW) .31 1.30 3.01 4.02
Magnesium (% DW) 0.03 0.20 0.41 0.47
Sulfur (% DW) 0.13 0.16 0.21 0.81
Manganese (ppm DW) 5 22 141 181
Iron (ppm DW) 25 40 101 252
Copper (ppm DW) 4 6 26 202
Boron (ppm DW) 11 35 81 131
Zinc (ppm DW) 6 20 200 301

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