Krymsk rootstocks are intermediate between the standard Mazzard and the extremely productive Gisela. Wbile many Pacific Northwest cherry growers are still planting trees on Mazzard, growers in the Mid-Columbia region are planting on the productive andprecocious Gisela or Krymsk rootstocks because of concerns about labor. By developing pedestrian orchards, some growers have reduced their labor needs by 30 to 50 percent, Lynn Long, Oregon State University Extension educator, reported during the Washington State Horticultural Association's annual meeting.
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