Size | Number Required Per Acre | Approximate Spacing Feet on Center | Survivability Requirement At the End of the Second Growing Season |
Bare Root Seedlings or Whips | 700 | 8 x 8 | 55%/385 acres |
Container Grown Seedling Tubes (Minimum Cavity Width 1.5") | 450 | 10 x 10 | 65%/290 acres |
Container Grown 1, 2, 3 Gallon | 350 | 12 x 12 | 75%/260 acres |
Container Grown 5, 7 Gallon or 1" Caliper B & B | 200 | 15 x 15 | 85%/170 acres |
Container Grown 15, 25 Gallon or 1.5 - 2" Caliper B & B | 100 | 20 x 20 | 100%/100 acres |
Notes:
Md. Code Regs. 08.19.04.05
Regulations .05A amended effective November 22, 1993 (20:23 Md. R. 1803)