Bat and seabird guano has been a staple of crop production since the early 1800’s, when it was first discovered to have its amazing value as a fertilizer. Guano is a nicer word for the accumulated poop from birds and bats. An excellent source of organic inputs, guano is prized by …organic farmers for it’s relatively low cost and effectiveness as a general garden supplement. Guano can be used as a soil amendment, as part of a compost tea, or even just as a top dresser to boost already established plants. When you garden with guano, you’re engaging in a growing tradition over 200 years in the making. HTG Supply carries several brands of guano to give your plants the NPK they need to succeed, shop today to find the guano that fits your needs.