Fine Biochar – For Top-Layer Care & Nutrient Boosting The final layer in your circle of plant care. Our Fine Biochar is the secret to healthier plants from the top down — improving moisture balance, reducing mineral buildup & preventing fungus gnats. Sprinkle it over the soil surface or mix lightly into your potting blend to boost microbial activity and nutrient absorption. Each fine particle acts like a sponge — holding water, nutrients, and beneficial microbes right where your plant needs them most. It also helps deter pesky fungus gnats by keeping the topsoil odorless & and unappealing to bugs. Use it for: Top-dressing houseplants & garden beds Prevent fungus gnats & odors Helps purify terrariums. Crafted from 100% wildfire mitigation byproducts, our biochar captures and stores carbon, turning waste wood into a regenerative soil solution. Carbon-sequestering | Odor & Pest-deterring | Sourced from 100% Woody Biomass