The Versa-Lok Versa-Green Plantable Wall System combines the strength of a segmental retaining wall with the lush beauty of a hanging garden. Each concrete unit weighs 70 pounds and covers nearly 1 square foot of the face of the wall. Inside each unit is a 6"-deep cavity for planting. A groove along the top accommodates irrigation tubing that runs across each course parallel to the wall face. versa-lok.com

The Versa-Lok Versa-Green Plantable Wall System combines the strength of a segmental retaining wall with the lush beauty of a hanging garden. Each concrete unit weighs 70 pounds and covers nearly 1 square foot of the face of the wall. Inside each unit is a 6"-deep cavity for planting. A groove along the top accommodates irrigation tubing that runs across each course parallel to the wall face. versa-lok.com