I wanted to ask for your opinion: could these black spots have been caused by the sun? The plant spent the winter indoors, and in spring I moved it into the sun. The spots are only on one side.

by PiruCH

1 Comment

  1. Floratopia

    Not sure why this is in this sub but yes, that’s exactly what happened. You didn’t acclimate the cardon slow slowly enough to more sun. But don’t worry it will grow through that and look fine.

    Next time put shade cloth on top of it when you move it out to more sun or do it earlier in the season when the sun is not as strong

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