Re: Hormones


> 
> Paul,
> 
> Reading your comments to Mary about propagating hostas from stem
> cuttings, I think other nurserymen do somewhat the same with stems that
> are long enough to treat as you described.
> 
> Your comments about small tc plantlets that "just sit there" without
> growing and your feeling that some kind of cellular rest is responsible,
> are also apropos. I think you are right...that dormancy is in progress.
> 
> I suggest you read "Hosta Dormancy Redux" in Journal 26.1, pg 33. It
> discusses the role of Abcissic Acid in the  dormancy phenomena in plants
> including Hostas.
> The principles discussed would apply to small tc liners which "just sit
> there" and don't grow because they have gone dormant due to only a brief
> period of cold weather at an inappropriate time (in the spring).  After
> 300 to 600 hours of cold temperatures below 40 degrees or so, then they
> usually begin growth again when placed in warm, moist environments for
> about two weeks.
> 
> I would point out that the short discussion paper re Plant Hormones
> which I "sent" to hosta-open Robins last night was intended to initiate
> a discussion about hormones on the Former Honza Robin. It never took
> off. I am encouraged that perhaps this time perhaps there may be enough
> interest for a short initial flight re discussions of the role of
> hormones in growing hostas.
> 
> Jim Hawes

---------------------------------------------------------------------
To sign-off this list, send email to majordomo@mallorn.com with the
message text UNSUBSCRIBE HOSTA-OPEN



Other Mailing lists | Author Index | Date Index | Subject Index | Thread Index