Interpretive Nutrient Levels for Plant Analysis

Palm, Rhapis


Low Normal High Excessive
Nitrogen (% DW) 1.00
1.80
2.80
8.00
Phosphorus (% DW) 0.11
0.15
0.80
2.00
Potassium (% DW) 1.00
1.50
2.50
6.00
Calcium (% DW) 0.25
0.41
1.00
5.00
Magnesium (% DW) 0.16
0.20
0.30
1.00
Sulfur (% DW) 0.11
0.15
0.75
2.00
Manganese (ppm DW) 25
50
250
500
Iron (ppm DW) 25
80
300
500
Copper (ppm DW) 5
7
25
200
Boron (ppm DW) 11
16
75
200
Zinc (ppm DW) 14
20
200
500

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