GreenGro Pride Lands Defense is a non-toxic dry insect repellent that controls and repels mites, fungus gnats, thrips, root aphids and other soil-dwelling insect larvae. GreenGro Pride Lands Defense is a non-toxic dry insect repellent that controls and repels mites, fungus gnats, thrips, root aphids and other soil-dwelling insect larvae. It is harmless to beneficial insects. It can be applied up to the day of harvest as a top dress, foliar spray or in compost tea.