I had to laugh when you said that you might have to double your number, from 24 to 48......
Famous last words!
I went from none 4 years ago, to about 100 right now. Granted, I haven't seen most of them bloom yet
And I too, am still ordering...... and getting ready to start some more from seeds....
It is waaaay to easy to get addicted to daylilies! And I only have 1/2 acre.....