Yes, Miracle-Gro Liquid All Purpose Plant Food Concentrate is safe for birds and wildlife when used as directed. If possible apply when they are not in the area.
Per the product label for Miracle-Gro Liquid All Purpose Plant Food Concentrate: 4 teaspoons per 2 gallons of water covers 20 square feet if outside in a garden. For houseplants, you would use 1 tsp per gallon of water.
That is going to vary depending on what nutrients are needed. Miracle-Gro Liquid All Purpose Plant Food Concentrate can help if the nutrients needed match what it provides.
