Corm Size and Colour Classification
Explanation of Size and Colour Classifications
Our corm (bulb) sizes are approximately the following;
| Diameter | Circumference | |
| Jumbo | 1 3/4" and up | 14cm and up |
| Large | 1 1/2" to 1 3/4" | 12cm - 14cm |
| Medium | 1" to 1 1/2" | 8cm to 12 cm |
| Small | 3/4" to 1" | 6cm to 8 cm |
Other sizing :
#1= 12 cm to 14 cm, #2= 10 cm to 12 cm, #3= 8 cm to 10 cm, #4= 6 cm to 8
Floret size classification:
| Size measurement of first open floret | ||
| 100* | Miniature | Under 2.5" |
| 200* | Small | Under 2.5" - 3.5 |
| 300* | Medium | 3.5" - 4.5" |
| 400* | Large | 4.5" - 5.5" |
| 500* | Giant | 5.5" or larger |
*On our website all 100's, 200's can be found under "Miniature" and all 300, 400, 500 can be found under "Large."
Colour Classification
(the second two numbers in the three digit classification code)
| Colour | Pale | Light | Medium | Deep | Other |
| White | 00 / 01 | ||||
| Green | 02 / 03 | 04 / 05 | 06 / 07 | ||
| Cream | 10 / 11 | ||||
| Yellow | 12 / 13 | 14 / 15 | 16 / 17 | ||
| Buff | 20 / 21 | ||||
| Orange | 22 / 23 | 24 / 25 | 26 / 27 | ||
| Salmon | 30 / 31 | 32 / 33 | 34 / 35 | 36 / 37 | |
| Pink | 40 / 41 | 42 / 43 | 44 / 45 | 46 / 47 | |
| Red | 52 / 53 | 54 / 55 | 56 / 57 | 58 / 59: Black Red | |
| Rose | 60 / 61 | 62 / 63 | 64 / 65 | 66 / 67 | 68 / 69: Black Rose |
| Lavender | 70 / 71 | 72 / 73 | 74 / 75 | 76 / 77 | 78 / 79: Purple |
| Blue | 80 / 81 | 82 / 83 | 84 / 85 | 86 / 87 | 88 / 89: Violet |
| Tan/Brown | 90 / 91 | 92 / 93 | 94 / 95 | 98 / 99 | |
| Grey | 96 / 97 |
*Two Digit Classification Numbers Above ending in even numbers-0,2,4,6,8 indicate a near or completely solid colour with no other coloured marking. However, inconspicuous, small markings of any other colour are accepted
anywhere on the florets, i.e. 1/2" by 1/2" small markings on throats and centers-blotches, snips, brush marks, spears etc.
*Two Digit Classification Numbers Above ending in even numbers-1,3,5,7,9 indicate obvious conspicuous markings to the human eye with any of a variety of colours, shape, and sizes. Bi and Tri coloured florets are common with a variety of coloured blotches, throats, splashes, darts, veining and various other marks
Blooming Season & Days till Bloom
Smaller corms bloom slightly later then large corms
| Blooming Season | Days till Bloom |
| VE (Very Early) | 70 |
| E (Early) | 70 - 74 |
| EM (Early Midseason) | 75 - 79 |
| M (Midseason) | 80 - 84 |
| LM (Late Midseason) | 85 - 90 |
| L (Late) | 91 - 99 |
| VL (Very Late) | 100+ |
Name and Classification Example: Babsbill (Peeters 2011) 412 M
Babsbill the name of the cultivar
Peeters is the originator
2011 is the year it was introduced
412: The first digit (4) designates floret size & last two digits (12) designate colour
M is the blooming season for large corms, medium and small corms bloom slightly later