Bonide WILT STOP Plant Protector is a natural, non-toxic product has the unique ability to form a soft, clear flexible film on treated plants. This film protects plants from drying out, drought, wind burn, sunscald, winter kill, transplant shock and salt damage. Also extends life of cut flowers and Christmas trees. Great for use, year around on deciduous trees, evergreens, shrubs, roses, transplants, vegetables, fruit and more. The active ingredient is derived from the resin of pine trees. Active ingredient: Pinene 25%. Inactive ingredients: 75%.