Re: Re: HYB: Fertility
- Subject: Re: [iris-talk] Re: HYB: Fertility
- From: d*@dynamicro.on.ca
- Date: Tue, 16 Jul 2002 16:16:57 -0400 (EDT)
On Tue, 16 Jul 2002, irischap wrote:
>
> I had wondered re fertility of robustas and in a discussion with Carla
> Lankow she indicated that a number of robustas produce seed. Cast
> Ashore is very similar in flower to other robustas that I grow. I
> have no firm confirmation of parentage as it is a collected plant.
> Very different from the versicolours and from an area that does not
> have virginicas. It seems to be a natural hybrid that has thrived
> (perhaps because it is fertile) in an area where virginicas had grown
> some point in history before climate change.
CAST ASHORE produced a pod for me last summer. The seeds are germinating
this summer out in the garden. I was interested in checking to see
whether the seedlings were more or less hybrids but will have difficulty
since I don't know what verginicas look like.
Tony Huber has told me
> that he has come across robustas in similar climate areas before. I'm
> basing it as a robusta on form and performance and on Tony's guess of
> it being a robusta. I keep telling myself to try some crosses on it
> but by the time I remember the season is past. There is always next year.
> I find it to be a very late bloomer, usually starts 4-7 days after
> the pseudacorus.
>
> I have two different varieties of versicolor X pseudacorous and they
> are very similar, although one has slightly larger flowers.
>
> Chuck Chapman
--
Diana Louis <dlouis@dynamicro.on.ca>
Zone 5 Newmarket, Ontario, Canada
SIGNA, Iris-talk,
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