Bare roots (transplants) are a bit taller than plugs and much sturdier.
Pinus Banksiana – 6-12″
Zone 2-6: This tree with a mature height of 35 to 50 feet grows in average, medium moisture, well-drained sandy loams in full sun and tolerates a wide variety of soils. This is one of the most cold-hardy trees known. Sole breeding grounds for the rare Kirtland’s warbler.