1 cm bulbs of clusiana could flower. -2cm would be a big bulb. Most tulips do not seem to persist in acid soils, I have seen T saxatilis (bakeri), T sylvestris and T sprengeri do well in dry, acid gardens Peter (UK) On Thu, Jul 19, 2012 at 1:57 AM, Ina <klazina@orcon.net.nz> wrote: > Mine are 1cm.... (at the most) >