REVved Up Orchard in NJ. If it has roots - REV will it become the best that it can be. REV is widely used on flowers, vegetables and houseplants, but REV also excels at keeping trees lush, healthy and resilient. Watch as new orchard owner, Eric Colwell, uses REV to eliminate transplant shock and establish quick, deep root growth as he plants his large apple orchard. REV will protect all types of trees, shrubs and bushes - including tropical plants and citrus trees.