Pumpkin Center, Kern County, California. This article is about the unincorporated community in Kern County. For the unincorporated community in Lassen County, see Pumpkin Center, Lassen County, California.
When to harvest chestnuts? Chestnuts donât ripen at the same time and chestnut harvest time can span as much as five weeks, although the nuts generally ripen in a 10- to 30-day span of time in late August and September. Allow the nuts to fall from the tree naturally.
Pin It. Time to germination: Several months, preferably overwintered. Time to harvest: 5 to 7 years. Light requirements: Full sun. Soil: Well-drained. Introduction. The chestnut is a great nut tree option for those with smaller plots of land to work with.