4.25" Black Deep Square Greenhouse Pots - P107D - Grower's Solution
Garden Treasures 13.875-in W x 11-in H Black Plastic Traditional Outdoor Planter in the Pots & Planters department at Lowes.com
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Amazon.com : Worth Garden 2-Pack Black Tall Tree Planter - Plastic Square Tapered Plant Pots for Indoor Outdoor - 22" H - Modern Wavy Finish Decorative Flower Pots for Front Porch Containers