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Grapes, Bloom Time

Interpretive Nutrient Levels for Plant Analysis

Grapes, Bloom Time


Low Normal High Excessive
Nitrogen (% DW) 0.80
1.20
2.20
6.00
Phosphorus (% DW) 0.01
0.17
0.30
1.00
Potassium (% DW) 1.00
1.50
2.5
7.00
Calcium (% DW) 0.05
1.00
2.50
3.00
Magnesium (% DW) 0.02
0.30
0.50
3.00
Sulfur (% DW) 0.10
0.15
0.80
2.00
Manganese (ppm DW) 2
25
1000
7500
Iron (ppm DW) 10
30
100
800
Copper (ppm DW) 1
5
15
200
Boron (ppm DW) 20
25
50
400
Zinc (ppm DW) 25
30
60
500