1SaleADay via eBay offers the Topsy Turvy Upside-Down Tomato Planter 2-Pack
with free shipping
. That's $3 per planter and $6 under the lowest total price we could find for this quantity sold separately elsewhere, although we saw it for a buck less four weeks ago. It works with any variety of tomato, as well as green bell peppers, zucchini, cucumbers, and more. Deal ends April 5 at 11 am ET.