Zone: 4 to 9
Native to China.
The Ginkgo is a stately, handsome, long lived tree with upright, symmetrical branching. Its distinctive fan shaped leaves are alternate, simple, lobed, bright green turning bright yellow before dropping in fall.
It has the distinction of being the oldest tree species on Earth and was common to many parts of the world millions of years ago as attested by fossil remains.
The Ginkgo is a very popular tree with bonsai enthusiasts.
Tree does best in full sun or partial shade.
Size: Height 50 to 80 ft; Width 25 to 30 ft.
Stratification: Seeds require about 4 weeks warm stratification followed by 90 days cold stratification at 3° C (37° F) to 5° C (41° F).
- First place seeds in a container with warm water and leave them in the water for about 24 hours.
- Next mix some soilless mixture for starting seeds or sand and vermiculite moisten with water and place it in sandwich bag(s). Note the bag(s) should not be sealed. Poke hole or leave partially open for air. Also the mixture should be moist not soggy. Leave at room temperature for about 4 weeks.
- Next place the seeds with the bag in the refrigerator for 90 days.
- Occasionally check to see if seeds are starting to sprout.
- After the required time sow the seeds in containers at room (warm) temperature.