FireWall 50 is the same proven champion as FireWall 17 but with 3X more active ingredient per pound. This means significantly less product to transport, store and handle and significantly fewer empty bags and cartons left for disposal – benefits which add up to real savings in time, energy, logistics and money since product cost (in terms of active ingredient) per acre for FireWall 50 WP and FireWall 17 WP is the same. FireWall 50 is a superior formulation recommended for management of Fire Blight in Apples and Pears and for Citrus Greening (HLB)* in Citrus. FireWall 50 is a free-flowing, dry, wettable powder designed for ease of application with commercial sprayer equipment. In addition, FireWall has an unsurpassed stability profile. *Under EPA Section 18 emergency, Florida and California only.