Organic mulches such as wood chips, pine straw or bark have the added benefit of slowly breaking down which adds nutrients to the soil.

CNN: X-rated yards save the environment

It is heated to start the reaction, and when it is complete the resins, residual acetic anhydride and acetic acid are wicked away from the wood, and the pine has become Accoya.

BBC: Rice, straw and coconut the new alternatives to wood

Cheers erupted when he pulled out a 5-wood, a risky shot off the pine straw through a 15-foot gap of pines.

NPR: Stormy Round At Players For Tiger And Sergio