I don't think I've ever done a proper crown braid, only a coronet when my hair got long enough. My thought, like you, would be to weave the remainder around or tuck it under, but if that's too awkward, maybe secure it in a low braided bun? I'd try it but think I'd just end up with a knotted mess
Edit: I found a thread that might be useful: https://forums.longhaircommunity.com...d.php?t=146887
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