This ecologically sound repellent gives a lingering bitter taste that makes biting, chewing, licking, gnawing, or nibbling of treated property a complete turn-off to animals, rodents, and birds. Ro-pel is safe and effective when used as instructed on siding, trees, plants, garbage cans, and many other items. Ro-pel should not be used on edible crops and plants. Just spray on surface and the special solvent system allows penetration into the item sprayed which will remain despite rain, dirt, or other atmospheric conditions. Quart bottle with applicator.