Most Leafy Greens like “slightly Acidic” to neutral.
Ideal Range — 6.0 to 7.0 to help nutrient absorptionMost Leafy Greens like “slightly Acidic” to neutral.
Growing Hydroponically — “slightly Alkaline” 5.5 to 6.5
Arugula 6.0 - 6.8
Beet Greens 6.0 - 7.5
Bok Choy 6.0 - 7.5
Broccoli 6.0 - 7.5
Brussel Sprouts 6.0 - 7.5
Cabbage 6.0 - 7.5
Celery 5.8 - 7.0
Swiss Chard 6.0 - 7.5
Collard Greens 6.0 - 7.5
Kale 6.0 - 7.5
Lettuce 6.0 - 7.0
Mustard Greens 6.0 - 7.5
Parsley 5.0 - 7.0
Spinach 6.0 - 7.5
Watercress 5.0 - 8.0
