United States Department of Agriculture
Natural Resources Conservation Service		 Montana Go to Accessibility Information
Skip to Page Content




Planting Stock Grade Specifications

Planting Stock Size and Age
Species Caliper 1 Inch above Root Collar (inches) Height Range (inches) Age (years)
Broadleaf 3/16 to 3/8 12 to 24 1 to 3
Evergreen 1/4 to 1/2 6 to 12 2 to 4

Rooted planting stock must not exceed a 2:1 shoot-to-root ratio (See Figure 1). Container stock shall normally not exceed a 1-gallon sized can.

Figure 1. Plant Stock Shoot-to-Root Ratio Requirements

Diagram showing ratios described in following paragraph.

Shoot-to-root ratio is 12 inches to 6 inches or 2:1. 3/16-inch to 1/2-inch caliper or diameter at 1 inch above root. Root collar planted at 1/2 inch below ground line.

< Back to Establishment of Bareroot and Container Stock in Riparian Areas

Last Modified: 08/20/2008