MEASURING FOR SPIDERS AND SPIDER VARIANTS
The requirements for a CLASSIC SPIDERS and/or SPIDER VARIANTS are measured mathematically. The petal length to petals width ratio for a CLASSIC SPIDER must be 5.0 - 1 or greater. The petal length to petals width ratio for a SPIDER VARIANT must between 4.0 -1 and 4.9 - 1.
 
The most accurate measurement is obtained if the flower is removed from the scape.
 
The particular flower to be measured should, of course, be typical for that cultivar.
 At the "V" where the petals separate, cut the petals off the base of the blossom. Only the petals will be used to measure for the ratio of the flower.
After the base of the flower has been cut away, the petal may still be attached to some anthers and sepals. If so, slice the petal free with a downward cut so as to retain as much of the bottom of the petal as possible.
 
 The width of the petal may be measured while the flower is still on the scape. A slightly more accurate measurement may be had if the petal is
removed. The width is taken at it's widest part "as the petal stands". That is, the petal is not, flattened out to measure the width. If the flower is quilled or pinched, the crispation is left "undisturbed".The width was 11/8th.
 When measuring the length of the petal, the petal should be flattened.
Here the length is 5 6/8" or 46/8ths. 11/8 x 4 =
44/8. Seeing that the length of the petal is greater than 4 times the width but less than 5 times the width the flower is a spider variant.
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