Re: carpobrutus edulis
- Subject: Re: carpobrutus edulis
- From: "p*@cts.com" p*@cts.com
- Date: Sun, 15 Dec 2002 09:56:16 -0800 (PST)
I know of one location on Point Loma where the orchid Piperia cooperi
actually forms dense populations in mats of Carpobrotus edulis. It also
occurs in adjacent chaparral and coastal sage scrub but at much lower
densities. This a bit of an anomoly and not an argument in favor of the
weed!
Phil Bunch
>--- "Sean A. O'Hara" <sean@support.net> wrote:
>On beaches and
>> dunes in San Diego and elsewhere, we have seen a
>> native seed bank express
>> itself after the iceplant dies enough to allow
>> light, water and heat to
>> reach the seeds. The native plants grow right up
>> through the dying and dead
>> iceplant with no harm from the Roundup. A native
>> seed bank may not exist in
>> areas that were heavily disturbed before the
>> invasion of the iceplant.
>
>I've noticed that one of the few plants that seems to
>be able to get something of a foothold in iceplant (or
>at least can hold on) seems to be the native Dudleyas.
>I've found a few here and there poking up through
>iceplant.
>
>But, it's quite true, after iceplant is killed off,
>i've seen the dunes come back and the various natives
>take over, which is quite nice (besides the dunes are
>SO much prettier with hot pink and yellow sand verbena
>(Abronia) than they are with the pastel pink and
>yellows of carpobrotus.
>
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