Portulaca flowers:

porsche9, Jan 26, 6:58am
If bought now, would they still be flowering over easter!

harrislucinda, Jan 26, 7:04am
wellyoucouldtry

tansey, Jan 26, 12:12pm
Keep them well watered and they should be.

gbking, Feb 9, 12:55pm
If you get frost before Easter probably not, pansys/violas could be a safer alternative