I wondered wether I could remedy this by adding borders but that's a bit tricky given the bold pattern. My initial thought was to first add a solid border and then squares the same height as the zigs.
Hm ... not happy with that .... too blocky-bold-weird ... so off to Flickr I went and came across this:
Originally uploaded by Ms Alleycat
Hence the new action plan: Add as many blocks as the dark blue scraps will allow, then add borders similar in style to those shown by the smart Ms Alleycat!
Now off to order wadding!