Black Walnut Seed

Black Walnut (Juglans nigra) SEEDS These black walnut seeds are very fresh, they were harvested in fall of 2025. Black walnut seed should not dry out completely and must be cold stratified to germinate. We store our seed in buckets of woodchips outdoors. This keeps them moist and begins the process of stratification. Seed will benefit greatly from continued cold stratification after shipping and before planting.    Black walnut is a large tree native to the east coast of the US. Typical max heights range from 100-130 feet. Grown out in the open trees will be shorter and wider. Commonly found in riparian areas the black walnut likes water but will grow in drier areas (although growth will be slower). The trees can self-pollinate but to get good nut production multiple trees are required. The wood in incredibly valuable and especially beautiful. The nuts have long been eaten by humans and wildlife. Select cultivars have been bred for timber and for nut production. The majority of this se