TABLE 2. GENERAL FERTILIZER SUGGESTIONS FOR VEGETABLE CROPS* (cont'd) Recommended Nutrients Based on Soil Tests Soil Phosphorus Level CROP PARSNIP 6 to 6.5 50 to 100 150 25 to 50 25 to 50 150 PEA, Garden/English 5.8 to 6.5 40 to 60 PEPPER ...Bareground 6 to 6.5 100 to 130 200 50 25 to 50 25 to 30 ...Plasticulture 50 to 135 POTATO ... Loams and silt loams ... Sandy loams and loamy sands 200 100 to 185 320 50 200 5.8 to 6.2 100 to 150 110 85 to 135 15 60 50 150 to 180 200 50 100 0 to 30 PUMPKIN and WINTER SQUASH ...Bareground 6 to 6.5 ...Plasticulture RADISH 6 to 6.5 RUTABAGA and TURNIP 6 to 6.5 50 50 to 75 25 to 50 25 to 50 SOUTHERNPEA 5.8 to 6.5 SPINACH ...Fall ...Overwinter 6 to 6.5 20 100 75 to 125 200 50 to 75 25 to 50 80 to 120 50 to 80 30 to 40 SQUASH, Summer 6 to 6.5 100 to 130 150 25 to 50 50 25 to 30 150 100 100 50 50 150 150 100 100 * Nitrogen and sulfur rates should be based on your local fertilizer recommendations. 8 2023 Vegetable Crop Handbook for Southeastern United States 50 50 0 Total recommended. 0 Broadcast and disk-in. 0 Sidedress when vines start to run. 0 Apply through irrigation system. Apply 1 to 2 lb boron (B) per acre with broadcast fertilizer. Drip fertilization: See " summer squash " in specific commodity recommendations later in this handbook. 200 50 150 150 100 100 100 200 200 50 150 150 100 100 0 Total recommended. Broadcast and disk-in. 0 Total recommended. 0 Broadcast and disk-in. 0 Sidedress or topdress. 0 Apply in late February. 0 Apply in late March. Total recommended for spring application to an overwintered crop. 150 150 150 100 100 100 50 50 50 150 150 150 100 Apply 1 to 2 lb boron (B) per acre with broadcast fertilizer. 100 100 Apply 1 to 2 lb boron (B) per acre with broadcast fertilizer. 50 50 0 Total recommended. 0 Broadcast and disk-in. 0 Sidedress when plants are 4 to 6 in. tall. 50 0 Total recommended. Broadcast and disk-in. 80 to 90 40 to 50 40 to 50 200 150 150 80 to 150 150 25 to 50 55 to 100 150 150 150 250 150 90 40 50 150 150 100 100 100 100 100 100 100 100 70 20 50 100 100 50 50 50 50 50 50 50 50 200 200 350 200 150 200 200 300 300 200 200 200 100 100 150 150 250 150 100 150 150 200 200 150 150 150 75 75 100 100 100 100 50 50 100 100 100 100 100 50 50 0 Total recommended. 0 Broadcast and disk-in. 0 Sidedress after first fruit set. 0 Sidedress later in season, if needed. 40 Total recommended. 40 Broadcast and disk-in. 0 Fertigate. Drip fertilization: See " pepper " in specific commodity recommendations later in this handbook. 50 Total recommended. 50 Broadcast and disk-in. 0 Band-place with planter at planting. 50 Total recommended. 50 Broadcast and disk-in. 0 Sidedress 4 to 5 weeks after planting. 0 Based on petiole nitrate testing at flowering 0 Total recommended. 0 Broadcast and disk-in. 0 Sidedress when vines begin to run. 0 Total recommended. 0 Broadcast and disk-in. 0 Fertigate. 120 80 40 120 80 40 0 Total recommended. Broadcast and disk-in before seeding. 100 100 50 50 150 150 100 100 Apply 1 to 2 lb boron (B) per acre with broadcast fertilizer. 50 50 0 Total recommended. 0 Broadcast and disk-in. 0 Sidedress 4 to 5 weeks after planting. Desirable pH Nitrogen (N) lb/acre Low Med High P2O5 lb/acre Soil Potassium Level Very High Low Med High K2 O lb/acre Very High Nutrient Timing and Method