Grow your own American Larch (Larix laricina) bonsai with these bonsai seeds. The American Larch is deciduous conifer native to Canada, and can also be found commonly in the northeastern United States. Also known as American Tamarack and Black Larch, it has light, blue-green needles that turn bright yellow in the fall. Bonsai seed pouch includes bonsai seeds, growing instructions, and stratification instructions. Exclusively from Eastern Leaf. Bonsai Seed pack includes approximately 15-20 seeds.