Grain color
Using Royal Horticultural Society (RHS) colour codes
| Code | Term | Description |
|---|---|---|
| 4 | Brown | greyed-orange group 164B, 164A, 165B, 165A |
| 3 | Red | orange-red group 33C, 33B, 33A, 165B, 165A |
| 1 | White | white group 155D, 155C, 155B, 155A |
| 2 | Yellow | yellow group 6D, 6C, 6B, 6A |