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Summer 2009

1200 Weeds—of the 48 States & Adjacent Canada

Richard Old ’77, ’81
XID Services, Inc., 2008

When you don’t know what you’re dealing with, weedy plants may be hard to handle. Richard Old, a longtime Pullman resident and weed identification expert, has put together this comprehensive database of weeds for both public and private use.

The DVD, a sequel to Old’s CD 1,000 Weeds, contains more than 6,000 images of weeds found throughout North America. With details like the color of the plant juice, height, flower traits, leaf shape, … » More …