Thank you Peter. I didn't know that. As I have settled on Tui, it won't affect my bulbs, but it is good to be able to pass that info on. Ina On 1/06/2012 6:08 a.m., Peter Taggart wrote: > The theory is that a hot sunny day in mid spring may cause a flash > release of fertiliser from the slow release granules, which 'burns' the > roots of the bulbs, -sending them dormant. > Peter (UK) -- Ina Crossley Auckland New Zealand Zone 10