The Super Olympia Series of begonia the flowers have great uniformity and do very well in 6 cell for resell or in 4" pots. This series have large flowers and bright flowers on them they get about eight inches tall and spread to about the same. This is for 50 pelleted seeds planting pelleted seeds are much easier because you can see what you are planting and get a seed per cell if planting in a cell tray.