These self-watering planters store water and feed your plants for a week or more, and the white cotton rope helps the plant absorb water. Its high strength and tenacity make it both safe and durable. The price drops from $21.99 to $16.99 to $15.29 when you clip the 10% off coupon on the product page. Shipping is free for prime members or on orders over $25.

Clip the 10% off coupon.