I grow Z. flavissima which does set seed. Not a lot, but it definitely sets seed. Ina On 10/09/2012 2:40 a.m., Tony Avent wrote: > Your yellow zephyranthes sure looks like the South American native Z. flavissima. I've never known this to set seed in cultivation and assume all plants in the trade are the same clone. Very exciting find! -- Ina Crossley Auckland New Zealand Zone 10