Mine would flower sitting on the shelf or in the bag if I didn't get them planted in time - but they were local. Only the large ones flower. Tim Lancaster county PA zone 6B -----Original Message----- From: pbs-bounces@lists.ibiblio.org [mailto:pbs-bounces@lists.ibiblio.org] On Behalf Of David Pilling Sent: Monday, March 03, 2014 4:16 PM To: Pacific Bulb Society Subject: Re: [pbs] Crocus sativus blooming? Hi, Put it this way, when I buy Crocus sativus corms from Holland every year, is it a foregone conclusion they won't flower, or is flowering (that first year) something I can have an effect on? -- David Pilling email: david@pilling.demon.co.uk web: http://www.davidpilling.net/