Walter Reeves answers Atlanta-area lawn and garden questions, including where to buy a Dunstan chestnut tree, and whether Ronstar is a good preemergent for new zoysia sod.

The blight resistant 'Dunstan' chestnut is one result of their efforts. The American Chestnut Cooperators' Foundation (accf-online.org) is cross-breeding surviving American chestnut trees to each ...