Walmart offers the Sun Joe Flower Box Holder in Black, model no. FPH1801-B, for $5.26 $5.33. Opt for in-store pickup to dodge the $5.99 shipping charge. That's tied with our mention from two weeks ago and the lowest price we could find for any color by $5. It holds pots from 18" to 36" long and measures 15" x 11" x 6".