Markus Freepons of Northwest Vinifera, showed his grape callusing pits during a field day held last August sponsored by the Washington Association of Wine Grape Growers. Photo by Melissa Hansen Marcus Freepons, owner of the grape nursery Northwest Vinifera, says his business is about making a lot out of a little. He’s a farmer first, growing cherries and Concord juice grapes in Grandview, Washington, but his grape nursery has grown into a significant business. This year, between his custom callusing services and potted greenhouse vines and field-grown plants, he will handle about 1.2 million cuttings. The custom callusing service he […]