20x25x4 (3 5/8) Pleated MERV 14 Air Filters 6 Pack X Nutrients Grow Spray 1 Gal Refer to the manufacturer's label

Refer to the manufacturer's label (DOCS tab) for full crop-specific rates and timing

1–2 tsp per gallon for non-recirculating systems

These systems allow you to choose multiple hanging configurations to meet your garden’s design

B'Cuzz Bio-NRG Flavor is a taste improvement agent based on molasses

20x25x4 (3 5/8) Pleated MERV 14 Air Filters 6 Pack X Nutrients Grow Spray 1 Gal Refer to the manufacturer's labelImportant Note: Almost ALL furnace filters have a different "actual size" than the nominal size printed on the air conditioner filter. It's best if you measure your air filter for the EXACT size and compare it to our "Actual Size" and then you can be sure your A C air filter fits! With the 4" and 5" air filters there is a wider variance between the nominal and actual size depending on the manufacturer. If you are replacing a 4 3 8 depth 20x25x4 filter