1) Big garden products brand 2) Big name in bug control 3) Big name in fertilizer 4) Big name in garden care 5) Big name in garden products 6) Big name in lawn care 7) Big name in lawn products 8) Brand name in lawn care 9) Brand of weedkillers 10) Bug B Gon maker 11) Correctional prefix 12) Cosmetic dentistry Found on https://www.crosswordclues.com/clue/ortho
ortho 1. A reference to two positions in the benzene ring that are adjacent. 2. Pertaining to the state in which the atomic nuclei of a diatomic molecule spin in the same direction. 3. Straight; upright; vertical. Found on http://www.wordinfo.info/words/index/info/view_unit/1515/