hort.net Seasonal photo, (c) 2006 Christopher P. Lindsey, All Rights Reserved: do not copy
articles | gallery of plants | blog | tech blog | plant profiles | patents | mailing lists | top stories | links | shorturl service | tom clothier's archive0
Gallery of Plants
Tech Blog
Plant Profiles
Mailing Lists
    Search ALL lists
    Search help
    Subscription info
Top Stories
sHORTurl service
Tom Clothier's Archive
 Top Stories
New Trillium species discovered

Disease could hit Britain's trees hard

Ten of the best snowdrop cultivars

Plant protein database helps identify plant gene functions

Dendroclimatologists record history through trees

Potato beetle could be thwarted through gene manipulation

Hawaii expands coffee farm quarantine

Study explains flower petal loss

RSS story archive

Re: Arum italicum as an invasive weed? ID and advice needed.

  • To: Multiple recipients of list AROID-L <aroid-l@mobot.org>
  • Subject: Re: Arum italicum as an invasive weed? ID and advice needed.
  • From: "kalbmatt" <kalbmatt@email.msn.com>
  • Date: Mon, 26 Mar 2001 16:06:02 -0600 (CST)

Looks like arum italicum.  In Portland  OR Zone 7-8 it can be invasive, but
removal of seedheads has been helpful to prevent spreading.   I still have
mats of it several yards across.  Some dranunculus act the same.
----- Original Message -----
From: Marge Talt <mtalt@clark.net>
To: Multiple recipients of list AROID-L <aroid-l@mobot.org>
Sent: Monday, March 26, 2001 7:33 AM
Subject: Arum italicum as an invasive weed? ID and advice needed.

> Hi all,
> I received email from a gardener in Oregon who had read my article on
> Arum italicum and wrote saying that it had become a weed on her farm,
> invading the garden and herb beds.  Since my one clump has not
> expanded all that much in years and doesn't set seed regularly, I
> replied wondering whether she could have another plant - and sent
> links to various Arum images on the web.
> She responded with two images of her problem plant, which I have put
> up on the web at:
> http://mtalt.hort.net/arum-tmp/arum-as-weed.html
> It sure looks like Arum italicum to me, but I've never read anything
> about this becoming an invasive weed.  Out of my depth here, so I
> turn to all you Aroid gurus to help me help this person out.
> Would you-all be so kind as to look at the images and let me know
> whether this looks like it actually is Arum italicum.  If not, what
> is it?  And, further is there any action that can be taken to curb
> it, other than removing seed heads?  She says it's spreading
> everywhere and the tubers are very deep; she's tried digging them
> out, but finds she's just cutting off stems below ground.  She says
> there are too many to really be able to dig them out (if it is A.
> italicum, I should be so lucky as to have this problem!).  She also
> says they have tried "various methods" of eradication with no
> luck...I am assuming some kind of herbicide, but do not know exactly
> what methods she has tried.
> Any assistance will be much appreciated.
> Marge
> Marge Talt, zone 7 Maryland
> mtalt@clark.net
> Editor:  Gardening in Shade
> -----------------------------------------------
> Current Article: Online Nurseries 2001 - Weird Dude's Plant Zoo
> http://www.suite101.com/welcome.cfm/shade_gardening
> ------------------------------------------------
> Complete Index of Articles by Category and Date
> http://mtalt.hort.net/article-index.html
> ------------------------------------------------
> All Suite101.com garden topics :
> http://www.suite101.com/topics.cfm/635

 © 1995-2017 Mallorn Computing, Inc.All Rights Reserved.
Our Privacy Statement
Other Mailing lists | Author Index | Date Index | Subject Index | Thread Index