Sustainable Practices for Vegetable Production in the South
Dr. Mary Peet, NCSU
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Cole crop nutrient recommendations based on soil tests
Rutgers Univ. 1984. Commercial vegetable production recommendations. Bulletin E-001, Rutgers Univ. Cook College, New Brunswick. NJ.
| Fertilizer timing | Nitrogen lbs/acre |
Soil phosphorus level-lbs/acre P2O5 | .. | .. | Soil potassium level-lbs/acre K2O | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Low | Med | High | V. high | Low | Med | High | V. high | ||||||
| Broccoli & Cauliflower* | |||||||||||||
| Total recommended | 150-200 | 200 | 100 | 50 | 25 | .. | .. | 200 | 100 | 50 | 25 | ||
| Broadcast and disk in or drill deep | 50-100 | 150 | 100 | 50 | 25 | .. | .. | 150 | 100 | 50 | 25 | ||
| Sidedress 2 to 3 weeks after planting | 50 | 0 | 0 | 0 | 0 | .. | .. | 50 | 0 | 0 | 0 | ||
| Sidedress 4 to 6 weeks after planting | 50 | 0 | 0 | 0 | 0 | .. | .. | 0 | 0 | 0 | 0 | ||
|
Brussels sprouts & collards** |
|||||||||||||
| Total recommended | 75-125 | 150 | 100 | 50 | 25 | .. | .. | 150 | 100 | 50 | 25 | ||
| Broadcast and disk in or drill deep | 50-75 | 100 | 50 | 25 | 0 | .. | .. | 100 | 50 | 25 | 0 | ||
| Sidedress 4 to 5 weeks after planting | 25-50 | 50 | 50 | 25 | 25 | .. | .. | 50 | 50 | 25 | 25 | ||
| Cabbage*** | |||||||||||||
| Total recommended | 100-150 | 200 | 100 | 50 | 25 | .. | .. | 200 | 100 | 50 | 25 | ||
| Broadcast and disk in or drill deep | 50-75 | 150 | 50 | 25 | 0 | .. | .. | 100 | 50 | 25 | 0 | ||
| Sidedress 2 to 3 weeks after planting | 25-50 | 50 | 50 | 25 | 25 | .. | .. | 50 | 50 | 25 | 25 | ||
| Sidedress if needed, according to weather | 25-50 | 0 | 0 | 0 | 0 | .. | .. | 0 | 0 | 0 | 0 | ||
| Kale | |||||||||||||
| Total recommended | 50-80 | 150 | 100 | 50 | 25 | .. | .. | 150 | 100 | 50 | 25 | ||
| Broadcast and disk in or drill deep | 50 | 150 | 100 | 50 | 0 | .. | .. | 150 | 100 | 50 | 0 | ||
| Sidedress, if needed | 25-30 | 0 | 0 | 0 | 0 | .. | .. | 0 | 0 | 0 | 0 | ||
| Turnips**** | |||||||||||||
| Total recommended | 50-80 | 150 | 100 | 50 | 25 | .. | .. | 150 | 100 | 50 | 25 | ||
| Broadcast and disk in or drill deep | 50 | 150 | 100 | 50 | 25 | .. | .. | 150 | 100 | 50 | 25 | ||
| Sidedress, if needed | 30 | 0 | 0 | 0 | 0 | .. | .. | 0 | 0 | 0 | 0 | ||
* Apply 2 to 3 pounds of boron per acre and 0.2 pound molybdenum per
acre with broadcast fertilizer.
** Apply 1 to 2 pounds of boron per acre with broadcast fertilizer.
*** Apply 2 to 3 pounds boron per acre with broadcast fertilizer.
**** Apply 1 to 2 pounds of boron per acre with broadcast fertilier.
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