Luster Leaf 973 20" X 30" Grow Through Grids Quantity of (6) Luster Leaf # 973 20" Diameter x 30" Tall ,Green Grow Through Plant Support Rings Great For Support of Emerging Perennials and Annuals That Require Support for Heavy Blooms Best Used In Spring Or Over Newly Emerging Plants Sturdy Metal Construction Can Be Used For Many Seasons