Controls sprouts and suckers on a variety of established woody plants and trees. Just a simple application of this water-based paraffin emulsion knocks out root sprouts and sucker growth from pruning cuts on trees like apples, olives, pears, non-bearing citrus and other woody ornamentals. Ready-to-use, no measuring or mixing required. Each treatment inhibits growth of sprouts and suckers for a full six months. Brush included. Note: Do not apply to trees less than one year old.