Celtis occidentalis (Hackberry) Seeds
Zone: 3 to 9
Native to East and central Canada, U.S.
Sturdy, deep rooted and handsome vase shaped tree it make an excellent shade and street tree. Leaves are alternately arranged and ovate-lanceolate, green in the summer and turning yellow in autumn. Small fruit matures in September, is eaten by birds and other wildlife.
Tree does best in full sun or partial shade.
Size: Height 50 to 75 ft; Width 40 to 50 ft.
Soak seeds for 24 hours and drain.
Stratification: Seeds require about 60 to 90 days cold stratification at 3° C (37° F) to 5° C (41° F).
- Place seeds in sandwich bag(s), with a bit of damp sand or vermiculite to keep moist.
- Place the bag(s) with seeds in refrigerator for about 60 to 90 days.
- After the required time take the seeds out of the refrigerator and sow the seeds 1/4 to 3/8 inch deep. Note some seeds may sprout sporadically so don’t give up.