Wattle Stakes 1 in. x 2 in. x 24 in.. The ACF West Wattle Stake Wood Beige, Green is used to protect coconut and straw wattles for erosion control, grading, and other construction applications. Wooden stakes are more effective in the long run than their metal counterparts by being biodegradable, which further stabilizes the soil. Its use depends on wattle diameter and local ordinances. Featuring a sharp chiseled point, it drives into the ground with ease.