The color of 1.17 new plants doesn't change depending on the biome

maybe their not suppose to, if a lust cave spawns under a desert, you wouldn't want them to look dead! 

Thank you for your report!
We're actually already tracking this issue in MC-213987, so I resolved and linked this ticket as a duplicate.

If you would like to add a vote and any extra information to the main ticket it would be appreciated.

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