Originally Posted by johans
I use medium-light gray or light dull green for piecing. Peach also seems to be a good color. I find buying cones, while expensive, are a better value than spools. This way I can justify using a higher quality thread.
Have you been to the Connecting Threads site? Their cones are $9.99 for 5000 yards. They cone in quite a few neutral colors. Their spools of thread are 1200 yards for $2.49 each. If you but their spools in a set, they are only $2.19 a spool. Quite a good value.
Here's their website:
http://www.connectingthreads.com