NEW PRODUCT Tui LawnForce Weedkill SKU: 350504 MODEL: TLFWK2.5 Error. try again later You've successfully joined the club $ 34 .98 each Available on orders $50 to $1500.More info × Mitre 10 MAvailable at Mitre 10 MEGA stores. Variants Tui LawnForce® Weedkill Slow Release Lawn Fertiliser includes a selective weed killer that eliminates common broadleaf weeds from invading your lawn. Features and benefits Feeds for 3 months without burning. Kills common lawn weeds including, onehunga weed, creeping oxalis, clover, dandelion plus more. Thickens grass - thick grass means less weeds.