Author: Bill Welch, California

Northern California

more tetraploid tazetta pollens available…

Two more freshly collected tetraploid tazetta pollens are available free of charge to experienced breeders(can send to all countries). Both of these are from conversions I made. I am including photos of these tetraploids: First is tet Australian Paper White.…

Seed Giveaway-FREE of charge!

To anyone–both International and USA: If you are interested in tazettas or poetaz I have extra o.p. seeds available FREE of charge! 3 categories: 1) Fertile tetraploid poetaz (bred from tetraploid Klondyke, Yellow Butterfly, Matador, Matador x (Autumn Sol x…

N. blanchardii Zonn.

Checking out the Zonneveld article at https://openaccess.leidenuniv.nl/handle/1887/13962 I came across a tetraploid in the Jonquillae section that I am unfamiliar with: N. blanchardii Zonn. Can someone shed light on what this is–seems this would be useful for breeding. Bill the…

Oryzalin for chromosome doubling…

In a message dated 7/31/11 6:46:38 AM, Theo Sanders writes: The chips developing little bulbs shall be treated with oryzalin for > chromosome doubling. Hi Theo, What concentration of oryzalin are you using? Do you add DMSO to it? At what stage…