If you want to boost the nutrient availability, add liquid kelp or humic acid. Insect frass can be used as a drench, foliar feed worked into soil, broadcast, or in a hydroponic system. It is easy to use and mild for all sorts of plants, even pampered greenhouse darlings.

How often should I use insect frass?

For continued benefits, you can top dress the bed with more frass every few weeks throughout the growing season. For making a mix for potted plants: Plan on adding one cup of insect frass per cubic foot of potting soil. Then, add a sprinkling on top of the soil every few weeks for added benefits.

How do I use frass?

ROOT DRENCH / TOP DRESS – Add ½ Cup Frass per Gallon water and Root Drench, or Sprinkle around plant and water in thoroughly. FOLIAR SPRAY – Add 1 TBSP per Gallon water, shake and let frass settle for 30 minutes, then apply.