It is unclear whether or not the seeds need to be scarified in acid for 2-3 hours. If the endocarp seems excessively tough, this practice...Read More is recommended. Seeds should then undergo warm stratification (77°F) for 120 days, followed by 135 days at 41°F.
This is one of the last deciduous trees to still be green in November (although we've had a exceptionally long fall) here in Spokane, WA.
It is unclear whether or not the seeds need to be scarified in acid for 2-3 hours. If the endocarp seems excessively tough, this practice...Read More