- About Extension - Get Involved - Statewide Locations Hints for
storing home grown spuds December 12, 2008 CORVALLIS, Ore. –
Would you like to grow potatoes that stay fresh and store
longer? Here are some research-based hints how to best harvest
and store potatoes, from the Oregon State University Extension
Service. - Toughen up potatoes for storage before harvest by not
watering them much after they flower. Let the vines die all the
way back before you harvest them. - Clean potatoes before
storing them. You need only brush the soil off potatoes grown in
coarse, sandy soil. But if you grow potatoes in fine, sticky
clay soil, your potatoes may need washing. If so, be sure the
potatoes are completely dry before placing them in storage. -
Cure newly dug and cleaned potatoes for a week to 10 days in
moderate temperatures and high humidity and they will last
longer. After digging them out of your garden and cleaning them
off, store newly harvested potatoes where the temperature is
about 65 degrees and the relativ