For year round control of deer, rabbits, elk, moose, hares, voles, squirrels, chipmunks and other herbivores Once mixed makes 4 quarts of ready to use product Treats over 400 plants/seedlings 1 foot high. Rainfast in 24 hours. Application frequency: Active growing season (2-4 weeks), Dormant Season (3-6 months). Bulbs (spray or dip before planting). Made in the USA.