Spray Wilt-Pruf on freshly-carved pumpkins to keep them from shriveling, collapsing and turning black. Late autumn is also the ideal time to apply Wilt-Pruf to your rhododendrons, hollies, boxwood and other broad-leafed evergreens to protect them from winter wind and sun. Works as a protective coating Safe, organic and natural Reduces moisture loss, winter kill, wind burn, drought and transplant shock Reduces evaporation from leaf surfaces by as much as 80% Effective on holiday wreaths and trees, too Made from organic pine oil 1 quart ready-to-use pump spray bottle Not recommended for cedar, arborvitae, juniper or cypress in zones 2-4