Water from the bottom - sit the pot in a saucer or tray and water into that rather than into the top of the pot, and not too much unless the sun is blazing down. And if it's in a tiny pot, just plant it up in stages, not straight into it's final pot.
Good luck with this one

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Sarah

“Tell me one last thing,” said Harry. “Is this real? Or has this been happening inside my head?”
“Of course it is happening inside your head, Harry, but why on earth should that mean that it is not real?”