I would repot with fresh DRYer medium, at their age give them filtered sunlight and a little air movement with a fan,
then only water when soil is dry to touch. They will probably survive ok.
Yeah GAS must be a problem in Brizzy, bloody spider mites keep me busy with the soap spray,
I can't erradicate them but I am keeping the numbers down, for now anyway!
"Mum can I have a surfboard?"
"What the hell do you want a surfboard for?"
"I dunno I thought I might shuv it up my arse, thats what you do with them don't you?"