That should have read change, and I put all new water in the vase each time with the vinegar etc solution. I usually cut a bit off the end of the flower stem each change of water also
I buy from Aldi for everything the things I can’t buy there I go to the other supermarkets. Butter I buy from Aldi at $3.60 whic the same butter but branded different is over $5 at other suoermarkets