Other Products Weed Barrier $0.22 /sq. ft. Ground Pins $0.15 /ea. Hi-Yield Killzall $29.95 /ea. Hi-Yield Spreader Sticker $7.95 /ea. Hi-Yield Bug Blaster Bifenthrin 2.4 $17.95 /ea. Weed Free Zone $37.95 /ea.