Get up to 33% off rain barrels and garden kits during this one-day sale at HomeDepot.com. Shipping is free on these items. The promotion includes this Emsco Raised Garden Bed Grow Box, which has a water reserve to prevent over watering. It listed at $142.24 and falls to $99 during the sale. This 24.5" x 20.5" Raised Grow Box Kit, which has casters and a built-in watering system, was $42.99 and is on sale for $24.99 today only. You can also get this 50 Gal. Whiskey Rain Barrel with Integrated Planter and Diverter for $89.99 down from its list price of $119. These are the best prices we can find anywhere. Some grow beds and garden kits may sell out quickly, but there are more than a dozen options to choose from in the sale section. Sales tax is charged in most states.