Nursery Seedling Stock Descriptions
Trees and shrubs are graded and sold by size class. Grading is done by species, with stem and root quality considered for each. Minimum sizes are determined by reforestation staff based on seedling survivability after planting. Because of this, some species' sizes can be highly variable.
Definitions
- Age
- 1-0: Planted as seed, harvested after one season of growth
- 2-0: Planted as seed, harvested after two seasons of growth
- 3-0: Planted as seed, harvested after three seasons of growth
- Sdl: Mixture of 1-0 and 2-0 seedlings
- Inventory
- Adequate: Greater than 75% of projected demand
- Limited: Between 50% and 75% of projected demand
- Very limited: Less than 50% of projected demand
- Terms
- Caliper: Diameter of a seedling's stem
- Stout: Caliper larger and height shorter than typical for specific species
- Sturdy: Caliper larger than typical for specific species
- Top-cut: Cut to approximately 14 inches tall to improve root-top ratios and facilitate shipping
- Variable: Wide ranging
- Vigorous: Nutrient loaded seedling
- Well balanced: Equal sized roots and tops
- Well rooted: Well developed tap and/or feeder and fine roots with ample root hairs
Conifer | |||||||
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Species | Age | Minimum Height (in.) | Average Height (in.) | Size Range | Average Caliper (in.) | Inventory Status | Comments |
Fir, Balsam | 3-0 | 5 | 10 | 5-16 | 3/16 | Adequate | Variably sized, sturdy seedlings. |
Pine, Jack | 1-0 | 4 | 7 | 4-10 | 1/8 | Adequate | Vigorous, well balanced seedlings. Ideal for hand planting. |
Pine, Jack | 2-0 | 8 | 12 | 8-14 | 1/4 | Adequate | Vigorous, well balanced seedlings. Ideal for machine planting. |
Pine, Red | 2-0 | 5 | 8 | 5-10 | 3/16 | Limited | Vigorous, well balanced seedlings. Ideal for hand planting. |
Pine, Red | 3-0 | 8 | 12 | 8-14 | 1/4 | Adequate | Variable, well rooted seedling. Ideal for machine planting. |
Pine, White | 2-0 | 4 | 7 | 4-10 | 1/8 | Adequate | Vigorous, sturdy seedlings. Best to be hand planted. |
Pine, White | 3-0 | 8 | 14 | 8-18 | 5/16 | Adequate | Vigorous, sturdy seedling. Ideal for machine planting. |
Spruce, Black | 2-0 | 5 | 10 | 5-16 | 3/32 | Adequate | Vigorous, variably sized. Best for hand planting. |
Spruce, Black | 3-0 | 8 | 20 | 8-24 | 1/4 | Very limited | Vigorous, sturdy seedlings. Ideal for machine planting. |
Spruce, White | 2-0 | 5 | 10 | 5-16 | 1/8 | Limited | Vigorous, variably sized, sturdy seedlings. Ideal for hand planting. |
Tamarack | 2-0 | 6 | 14 | 6-16 | 3/32 | Adequate | Vigorous, variable sized. Best for hand planting. |
Hardwood | |||||||
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Species | Age | Minimum Height (in.) | Average Height (in.) | Size Range | Average Caliper (in.) | Inventory Status | Comments |
Note: "sdl" indicates species which are difficult or expensive to grow and process. They are sold at the 2-0 price, but may be 1-0 or 2-0 stock. | |||||||
Aspen spp. | Sdl | 8 | 14 | 8-14 | 1/4 | Adequate | Root pruned to 8 inches. Ideal for hand or machine planting. Top cut. |
Basswood, American | Sdl | 6 | 12 | 6-14 | 5/16 | Adequate | Variable sized, 2-0 seedlings. Best for machine planting. Top cut. |
Birch, River | 1-0 | 8 | 14 | 8-14 | 3/16 | Adequate | Well-balanced seedlings excellent for hand or machine planting. Top cut. |
Birch, White | 1-0 | 8 | 14 | 8-14 | 3/16 | Adequate | Vigorous 1-0 seedlings. Ideal for hand or machine planting. Top cut. |
Birch, White | 2-0 | 8 | 14 | 8-14 | 1/4 | Adequate | Ideal for machine planting. Top cut. |
Birch, Yellow | 2-0 | 10 | 14 | 10-14 | 3/16 | Adequate | Well-balanced seedlings good for hand or machine planting. Top cut. |
Cherry, Black | 1-0 | 8 | 14 | 8-14 | 1/8 | Adequate | Variably sized, vigorous seedlings. Ideal for hand or machine planting. Top cut. |
Cherry, Black | 2-0 | 10 | 14 | 10-14 | 1/4 | Adequate | Variable seedlings. Best for machine planting. Top cut. |
Hackberry | 1-0 | 6 | 12 | 6-16 | 1/8 | Limited | Vigorous, sturdy, well balanced seedlings. Ideal for hand planting. |
Hackberry | 2-0 | 8 | 14 | 8-14 | 3/16 | Limited | Well balanced, sturdy seedlings. Ideal for hand or machine planting. Top cut. |
Hickory, Bitternut | 2-0 | 5 | 12 | 5-14 | 3/16 | Limited | Vigorous seedlings with strong taproot. Proper planting depth is key to survival – may need to prune taproot slightly. Ideal for hand or machine planting. |
Hickory, Shagbark | 2-0 | 5 | 6 | 5-10 | 3/16 | Very limited | Small seedlings with strong taproot. Proper planting depth is key to survival – may need to prune taproot slightly. Can be hand or machine planted with care. |
Hickory, Shagbark | 3-0 | 8 | 12 | 8-14 | 5/16 | Limited | Sturdy seedlings with strong taproot. Proper planting depth is key to survival – may need to prune taproot slightly. Can be hand or machine planted with care. Top cut. |
Maple, Red | 2-0 | 6 | 12 | 6-14 | 3/16 | Limited | Vigorous, variably sizes. Well rooted. Ideal for hand or machine planting. Top cut. |
Maple, Silver | 2-0 | 10 | 14 | 10-14 | 1/4 | Adequate | Well rooted seedlings. Best for machine planting. Top cut. |
Maple, Sugar | 2-0 | 6 | 18 | 6-24 | 3/16 | Limited | Vigorous, variably sized, very nice 2-0 seedlings. Ideal for hand or machine planting. |
Maple, Sugar | 3-0 | 10 | 14 | 10-14 | 1/4 | Very limited | Sturdy, well rooted seedlings. Variably sized but tend to be larger. Best for machine planting. Top cut. |
Oak, Bur | 1-0 | 6 | 12 | 6-14 | 3/16 | Limited | Vigorous, variably sized, well rooted seedlings. Ideal for hand planting. |
Oak, Bur | 2-0 | 8 | 14 | 8-14 | 5/16 | Adequate | Variable, sturdy seedlings. Best for machine planting. Top cut. |
Oak, Red | 1-0 | 8 | 14 | 8-14 | 3/16 | Adequate | Vigorous, well rooted seedling. Ideal for hand planting. Top cut. |
Oak, Red | 2-0 | 10 | 14 | 10-14 | 5/16 | Adequate | Sturdy seedling ideal for machine planting. Top cut. |
Oak, Swamp White | 1-0 | 8 | 14 | 8-14 | 1/4 | Very limited | Vigorous, sturdy, well rooted seedlings. Ideal for hand or machine planting. Top cut. |
Oak, Swamp White | 2-0 | 10 | 14 | 10-14 | 5/16 | Limited | Sturdy seedling ideal for machine planting. Top cut. |
Oak, White | 2-0 | 10 | 12 | 10-14 | 1/4 | Very limited | Well balanced seedlings. Best for machine planting but can hand plant with care. Top cut. |
Sycamore | 1-0 | 8 | 14 | 8-14 | 3/16 | Adequate | Vigorous, well rooted seedlings. Top cut. |
Walnut, Black | Sdl | 10 | 14 | 10-14 | 5/16 | Adequate | Well rooted seedlings. Best for machine planting but can hand plant with care. Top cut. |
Wildlife Shrubs | |||||||
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Species | Age | Minimum Height (in.) | Average Height (in.) | Size Range | Average Caliper (in.) | Inventory Status | Comments |
Note: All shrubs are sold at the same price, regardless of age class. Orders may contain a mixture of 1-yr and 2-yr seedlings | |||||||
Choke Cherry | Sdl | 8 | 12 | 8-14 | 1/8 | Very limited | Variably sized seedlings. Ideal for hand or machine planting. Top cut. |
Crab, Prairie | Sdl | 8 | 14 | 8-14 | 3/16 | Very limited | Sturdy seedlings with strong taproot. Good for hand or machine planting. Top cut. |
Dogwood, Red Osier | Sdl | 8 | 14 | 8-14 | 3/16 | Limited | Well rooted seedlings. Ideal for hand or machine planting. Top cut. |
Dogwood, Silky | Sdl | 8 | 14 | 8-14 | 3/16 | Limited | Well rooted seedlings. Ideal for hand or machine planting. Top cut. |
Hawthorn | Sdl | 8 | 12 | 8-14 | 1/8 | Very limited | Well balanced seedlings. Ideal for hand or machine planting. Top cut. |
Hazelnut, American | Sdl | 8 | 14 | 8-14 | 3/16 | Adequate | Well balanced, well rooted seedlings. Ideal for hand or machine planting. Top cut. |
Juneberry | Sdl | 8 | 14 | 8-14 | 3/16 | Very limited | Well rooted seedlings. Some show spreading/crooked growth characteristic. Ideal for hand or machine planting. Top cut. |
Ninebark | Sdl | 8 | 14 | 8-20 | 1/8 | Limited | Vigorous, well rooted seedlings. Many multi-stemmed. Ideal for hand or machine planting. Top cut. |
Plum, American | Sdl | 8 | 14 | 8-14 | 3/16 | Very limited | Vigorous, variably sized, well rooted seedlings. Top cut. Ideal for hand or machine planting. |
Winterberry | Sdl | 8 | 14 | 8-14 | 3/16 | Very limited | Well rooted, sturdy seedlings. Many multi-stemmed. Ideal for hand or machine planting. Top cut. |