Re: Re: iris disease or virus
- Subject: Re: [iris-talk] Re: iris disease or virus
- From: J* I* J*
- Date: Fri, 06 Apr 2001 13:38:46 -0700
on 4/6/01 11:05 AM, joanna.varner@tdi.state.tx.us at
joanna.varner@tdi.state.tx.us wrote:
> Thank you for your reply...I did not know if I was dealing with
> disease, virus, or me being particularly clueless on a common
> problem. (According to the archive info pineappling is somewhat
> common in central Texas.) I have read through the archives which
> Walter Moores directed me to and have learned alot in the past hour!
> I will follow your advice, removing the affected fan, and will also
> amend the soil around the afflicted rhizome as per the treatment
> suggested in the archives. Hopefully this will solve the problem and
> let my iris return to its previous form! Thank you again for your
> help.
Pineappling is thought to be the result of a damaged meristem (the growth
point of a stem). It is a mutation of that part of the plant but not the
main rhizome. A "Witches Broom" at the top of a pine tree is the same
effect. (Some have made cuttings of these to grow miniature pine trees).
To my knowledge it is not a virus problem. ( but I do not know of a
definitive study.)
I would cut off only the mutated bloom stalks and leave as many of the fan
leaves as possible to provide food for the rhizome to increase.
John | "There be dragons here"
| Annotation used by ancient cartographers
| to indicate the edge of the known world.
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