| Figure 1. American Standard for Dogwood Rootball | ||
|---|---|---|
| Up to 6 feet Height | Over 6 feet Caliper | Minimum Diameter Ball(inches) |
| 2 | 10 | |
| 3 | 12 | |
| 4 | 14 | |
| 5 | 16 | |
| 3/4" | 16 | |
| 1" | 18 | |
| 11/2" | 20 | |
| 13/4" | 22 | |
| 2" | 24 | |
| 21/2" | 28 | |
| 3" | 32 | |
| 31/2" | 38 | |
| 4 | 42 | |
| 41/2" | 48 | |
| 5" | 54 | |
< Diameter less than 20" Depth not less than 75% of diameter or 3/4 of width
Diameter 20"-30" >
Depth not less
than 662/3%
or 2/3 of width
< Diameter31"-48" Depth not less than 60% or 3/5 width. Balls with a diameter of 30" or more should be drum-laced