Right now, you can request some free samples from Growmazing. They are giving free samples of their Fungi Pro and Insecta Pro products. Insecta Pro Bio-Pesticide – Eliminates Harmful Insects Safely and Naturally. Fungi Pro Bio-Fungicide – Organic Control of Indoor/Outdoor Fungus, Mold & Bacteria. Tell us a little bit about yourself and get a free samples of Insecta-Pro & Fungi-Pro. No credit card necessary. US only.