What are the best wood thicknesses for durable teak outdoor tree boxes?

When selecting teak outdoor tree boxes, choosing the right wood thickness is crucial for durability and longevity. Teak, known for its natural resistance to weather and pests, is a top choice for garden planters. For small to medium-sized tree boxes, a thickness of ¾ inch (19mm) provides sufficient strength while keeping the planter lightweight. Larger tree boxes or those exposed to harsh conditions should use 1-inch (25mm) or thicker teak planks for added stability.

Thicker wood (1.5 inches or 38mm) is ideal for extra-large planters or high-traffic areas, ensuring the structure remains sturdy over time. Proper sealing and maintenance further enhance the lifespan of teak outdoor tree boxes. By selecting the appropriate thickness, you can enjoy beautiful, long-lasting garden planters that withstand the elements.