Species Name:  Jeffersonia dyphyllum

Common Name: Twin Leaf

Zone: 4 to 9

Distribution: western New York and southern Ontario south to Maryland and Alabama.

Seed collection: Collect seed in late May to early June when the seed pods begin to yellow indicating the seed is ripe.  Wait until the hinged lids at the top of the pods begin to open then pick the pods from the flower stalks.  Each pod holds a dozen or more light brown seeds about the size of a grain of rice.

Seed handling: Blank

Germination requirements: Blank

Ecology: Blank

Harvest seed when the seed turns brown
and the hinged lid of the pod begins to open.

Twin leaf seedlings shortly after germination.
The first true leaves resemble mature leaves in shape.

this page updated February 20, 2007