PETALUMA — It’s a late fall afternoon, and farmer Bob Cannard is sitting in the bed of his pickup truck rattling off a list of the fruits and vegetables he grows — quinces, persimmons, pears, endives, ...

If you turn from Adobe Road into the long driveway that leads to Petaluma's Green String Farm Store, you'll notice several leafless trees with thin golden upright branches. If you continue to the farm ...