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.
Harvesting Chestnut Trees. After the chestnuts fall from the tree, watch for the spiny burs to split. Donât harvest chestnuts if the burs are still green and closed because the nuts inside will be unripe. Harvest the nuts every couple of days.
The Chinese chestnut tree has brown, strongly ridged and furrowed bark. Its medium to dark green, oblong, linear leaves are 3 to 6 inches long. When they emerge in spring, they provide dense shade through the hottest months of the year.