Oh my gosh! Our babies are growing. lol
I just googled - growing saffron - you were the second article (nice), but the first was the following link from Vegetable Gardener - they had an informative article on growing saffron further down the page. You may have already seen it though - and according to VG planting is Summer and harvesting is Fall - interestng as your plants are thriving right now.
Saffron growing info