I agree about timing Chinese cabbage the same as broccoli. And "2-4 weeks tops" sounds good for starting Bok Choi indoors.
>> they can be planted out anytime after first true leaves
I guess, but for some reason I always fear that Bok Choy is more frost-sensitive than it really is. I can't get that through my head.
>> problem is keeping that floating row cover on and not getting swiss cheese leaves!
I always thought my holes came from slugs. Reading says to beware "flea beetles" but I never notice them. Just great big, fat slugs hiding inside the heads