Interpretive Nutrient Levels for Plant Analysis

Streptocarpus, Any


Low Normal High Excessive
Nitrogen (% DW) 0.80
2.00
3.50
7.00
Phosphorus (% DW) 0.02
0.10
0.70
2.00
Potassium (% DW) 2.00
4.80
5.50
8.00
Calcium (% DW) 0.50
1.20
1.90
4.00
Magnesium (% DW) 0.10
0.30
0.50
2.00
Sulfur (% DW) 0.02
0.10
0.70
2.00
Manganese (ppm DW) 50
130
300
800
Iron (ppm DW) 30
90
260
800
Copper (ppm DW) 5
15
20
200
Boron (ppm DW) 25
55
65
200
Zinc (ppm DW) 30
85
130
300

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