Sensitive souls. Can't take the cold and wet.
All wrong for leucojum, wrong shape and no green (or yellow) dots on the ends of the petals. Those strange angles and lumpy bits are typical allium
They're very skilled in doing just that Daisy.
Those I've grown have all been reliably perennial
There are two plants called Valerian by common name
Centranthus rubra, the pink or white thug that bees (and me) adore
Valeriana officinalis, the herb
You have the former
If it tries to divide and produce more than one leader, just choose the best and remove the rest
You said hidden gems
tulips, the greyish blue leaves at the front
and yes I'd tip and refill with new compost.
Are they definitely alliums? The smell, when scratched,is unmistakable.