Every ridge in garter is two rows of work. So my thought in this case is that you'd have 19 ridges on one side and 20 on the other.
Good luck with the baby! :D
"Trust the pattern!"
Time flies like an arrow, but fruit flies like a banana.
Hop aboard while we follow the cloud-covered van of knitting harmony, man!! Woooo!! --Hedgehog
IngridKH on Ravelry