You MUST mix with water and PH balance to 6.5…
Confirm what your bottle says but this is what I found online… The Spray rate sounds high to me but just check the bottle
USAGE APPLICATION
For hydroponics, soil and container gardens:
- Use with any crop (tomatoes, lettuce, peppers, fruit and flower bearing plants). Use with Botanicare Nutrients or preferred nutrient programs. Always use to supplement reverse osmosis water or when growing in coco coir.
- Use with every watering as needed. Mix well and adjust pH accordingly.
- Shake well before each use.
- Add 1 tsp (5ml) per gallon of water, Mix well and adjust pH to 6.2-7.0 before application.
- Can be used as a foliar spray to further enhance growth. 10-15 mls per gallon.