re:seed germination

martin zevenbergen (Martin.Zevenbergen@ALGEM.PT.WAU.NL)
Fri, 12 Jan 1996 16:12:26 +0100 (CET)

>>I have some seed from Allen that refuses to germinate
>>even with this high GA3 concentration and some others of which only a few
>>germinate. So I'm not sure if you will succeed with a lower concentration.

>Could you be more specific about the species that do not respond to your
>treatment. I am awaiting a batch of seeds from Lowrie and have planned
>to experiment with gibberellic acid (1 mg/ml). Do you (or any) know if
>the concentration of GA affects the survival of the seedlings. I applied
>GA (unknown concentration) to seeds of _U. calycifida_. Both control and
>treated seeds germinated (70-80% success), with the germination of the
>control seeds a week delayed. Unfortunately the "treated" seedlings died
>within a week. Just a coincidence - or are there similar observations?

>Hans Martin Hanslin

Hans,

These species are: Utricularia limosa, Genlisea filliformis, Drosera banksii,
Drosera neesii subsp. borealis.

Martin