[MAIPC] MAIPC Digest, Vol 120, Issue 39

Mon Oct 18 17:58:45 PDT 2021

Don, Blue Ridge PRISM is one local organization that does such
compilations.  See

https://blueridgeprism.org/factsheets/

--Susan McLaughlin Gitlin

On Mon, Oct 18, 2021 at 2:00 PM <maipc-request at lists.maipc.org> wrote:

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> Today's Topics:
>
>    1. Re: [EXTERNAL] Re:  Another stiltgrass question (Don Callihan)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Mon, 18 Oct 2021 11:47:43 -0400
> From: "Don Callihan" <dcallihan at gunpowdervc.org>
> To: "'Meredith Malone'" <memalone2 at yahoo.com>, <dlandau at TNC.ORG>,
>         "'Kneipp, Gregg H'" <Gregg_Kneipp at nps.gov>, "'Heidi Allen'"
>         <rundvm at gmail.com>, "'Marc Imlay'" <ialm at erols.com>, "'MAIPC
>         Listserve'" <maipc at lists.maipc.org>, "'Randall, Johnny'"
>         <jrandall at email.unc.edu>
> Subject: Re: [MAIPC] [EXTERNAL] Re:  Another stiltgrass question
> Message-ID: <002d01d7c437$7dba0f70$792e2e50$@gunpowdervc.org>
> Content-Type: text/plain; charset="utf-8"
>
> Thank you to all of you for adding your experiences.
>
> It would be very helpful to the community at large if a detailed
> compilation of best practices could be put into a single document. While
> the various state agency information sheets have very good general
> information, there is lots of details lacking. It feels like the general
> public would like to have guidance for controlling stiltgrass in their
> backyards and small properties. (Obviously, prescribed burning would not be
> something to advocate for homeowners.)
>
> Is this something that MAIPC could do?
>
> Best,
>
> Don
>
>
>
> Don Callihan, PhD
>
> Vice President, Gunpowder Valley Conservancy
>
> Maryland Master Naturalist
>
> Leave No Trace Master Educator
>
> +1-410-961-8132
>
>  <mailto:dcallihan at gunpowdervc.org> dcallihan at gunpowdervc.org
>
>  <mailto:don_ihan at hotmail.com> don_ihan at hotmail.com
>
>
>
> ?Do what you can, with what you have, where you are.?
>
> *       Theodore Roosevelt
>
>
>
> From: Meredith Malone <memalone2 at yahoo.com>
> Sent: Monday, October 18, 2021 9:51 AM
> To: dlandau at TNC.ORG; Kneipp, Gregg H <Gregg_Kneipp at nps.gov>; Heidi Allen <
> rundvm at gmail.com>; Marc Imlay <ialm at erols.com>; MAIPC Listserve <
> maipc at lists.maipc.org>; Randall, Johnny <jrandall at email.unc.edu>
> Subject: Re: [MAIPC] [EXTERNAL] Re: Another stiltgrass question
>
>
>
> Last week I attended a workshop on this topic, held by the Pennsylvania
> Prescribed Fire Council and led by the Pennsylvania Game Commission at SGL
> #145. They found in herbaceous openings in which they had previously seeded
> with native wildflower/forb mixes, it worked well to burn the stiltgrass
> thatch off in early spring and follow with Volunteer grass-selective
> herbicide two weeks after stiltgrass seeds germinated post-burn.
> Competition by native forbs after burn and herbicide was key in continued
> control of stiltgrass.
>
>
>
> Given, Deborah's comment about spring burns encouraging stiltgrass growth,
> perhaps this tactic allows for better control with herbicide if more seeds
> have germinated post-burn.
>
>
>
> If anyone would like to talk with the PGC managers employing this
> technique, Jenny Case (jcase at tnc.org <mailto:jcase at tnc.org> ) at TNC can
> probably give you their contact info.
>
>
>
>
>
> On Mon, Oct 18, 2021 at 8:36 AM, Deborah Landau
>
> <dlandau at TNC.ORG <mailto:dlandau at TNC.ORG> > wrote:
>
> In terms of RX fire, my experience has been that spring burns encourage
> stiltgrass growth. An early fall burn can knock it back, if it?s timed just
> right (i.e., if it?s still in seed), but it?s often too difficult to burn
> annually, thus the seedbank remains.
>
>
>
> Please note new address and phone number
>
>   _____
>
>
> Deborah Landau, Ph.D.
> Director of Ecological Management
> dlandau at tnc.org <mailto:dlandau at tnc.org>
> (240) 630-7049 (Phone)
> (240) 888-2041 (Mobile)
>
>
>
> The Nature Conservancy
> Maryland/D.C. Chapter
> 425 Barlow Place
> Suite 100
> Bethesda, MD 20814
>
>
>
>
>
>
>
>
>
>
>
>
>
> From: MAIPC <maipc-bounces at lists.maipc.org <mailto:
> maipc-bounces at lists.maipc.org> > On Behalf Of Kneipp, Gregg H
> Sent: Sunday, October 17, 2021 8:46 AM
> To: Heidi Allen <rundvm at gmail.com <mailto:rundvm at gmail.com> >; Marc Imlay
> <ialm at erols.com <mailto:ialm at erols.com> >; MAIPC Listserve <
> maipc at lists.maipc.org <mailto:maipc at lists.maipc.org> >; Randall, Johnny <
> jrandall at email.unc.edu <mailto:jrandall at email.unc.edu> >
> Subject: Re: [MAIPC] [EXTERNAL] Re: Another stiltgrass question
>
>
>
> Good Morning, everyone.  Another few questions concerning stiltgrass.
> Does anyone know how long after flowering that viable seed is produced?
> And, has anyone ever tried prescribed fire to control stiltgrass? If so,
> how successful and what was your timing?  Thanks!
>
>
>
> Thanks,
>
>
>
> Gregg Kneipp
>
> Chief of Resources Management
>
> Prince William Forest Park
>
> National Park Service
>
>   _____
>
> From: MAIPC <maipc-bounces at lists.maipc.org <mailto:
> maipc-bounces at lists.maipc.org> > on behalf of Heidi Allen <
> rundvm at gmail.com <mailto:rundvm at gmail.com> >
> Sent: Saturday, October 16, 2021 11:00:08 PM
> To: Marc Imlay <ialm at erols.com <mailto:ialm at erols.com> >; MAIPC Listserve
> <maipc at lists.maipc.org <mailto:maipc at lists.maipc.org> >; Randall, Johnny <
> jrandall at email.unc.edu <mailto:jrandall at email.unc.edu> >
> Subject: [EXTERNAL] Re: [MAIPC] Another stiltgrass question
>
>
>
>
>
>
>  This email has been received from outside of DOI - Use caution before
> clicking on links, opening attachments, or responding.
>
>
>
> I am having good succes and it is hard to hear the number of people who
> struggle with stitlgrass when I have more problems with mile-a-minute and
> garlic mustard.  I am wondering if it is me or the park. Or maybe both.
>
>
>
> Similar to Marc?s comment, I often need about 3 years before I feel that I
> am winning the battle, but if I count the bags being removed it is obvious
> that they are decreasing.
>
>
>
> The park I am currently working in is a 150 acre park with both wooded,
> dry uplands with minimal stiltgrass and lowland flood zones that are
> densely covered. We surround a couple of athletic fields and an elementary
> school. The park is into a community and there are several drainage streams
> from the community?s roadways. We have a fairly acidic, clay based soil and
> a healthy forrest with a decent amount of shade in many areas.  We also
> have a large and very diverse native seed load so planting is often not
> required.
>
>
>
> The program I use is a 2-3 year mass removal where I do not care about
> getting every single plant, instead we focus on dropping the seed low in
> the most efficient way possible. After 2-3 years we can start to pick spots
> where we can clear the stiltgrass and by year  6-7 we are removing only a
> scattered amount if that. Recently I started to use a bow rake which
> appears to remove 95% of plants if not more and has increased our success
> rate. The rakes seem to work best if you wait until mid to late August to
> use and they have minimal effect on most native plants.
>
>
>
> I also try to let an area rest in between removal time periods - removing
> some of the plants and then going back 6-12 months later to do more
> removal. This seems to allow our native plants more time to grow and
> reproduce.
>
>
>
> Of course, I am making a lot of assumptions in all of this.
>
>
>
> Thanks for your guidance.
>
>
>
> --
> Heidi
>
>
>
> On October 16, 2021 at 10:11:09 PM, Randall, Johnny (
> jrandall at email.unc.edu <mailto:jrandall at email.unc.edu> ) wrote:
>
> Heidi and others. I think there are too many variables to consider on
> stiltgrass invasion and persistence to answer your questions. Removal in
> areas where it is infrequently (re)introduced (outside of floodways) is a
> viable solution. It?s a C-4 grass which gives it the
> physiological/anatomical potential to persist in uplands unless it is
> removed before going to seed.
>
>
>
> Johnny Randall
>
>
>
> From: MAIPC <maipc-bounces at lists.maipc.org <mailto:
> maipc-bounces at lists.maipc.org> > On Behalf Of Marc Imlay
> Sent: Saturday, October 16, 2021 10:03 PM
> To: 'Heidi Allen' <rundvm at gmail.com <mailto:rundvm at gmail.com> >; 'MAIPC
> Listserve' <maipc at lists.maipc.org <mailto:maipc at lists.maipc.org> >
> Subject: Re: [MAIPC] Another stiltgrass question
>
>
>
> Before stiltgrass has moved in too fast into my park from elsewhere, I
> found if I removed it all for 3 years, by the 4th year I was finally happy.
> Marc
>
>
>
> From: MAIPC <maipc-bounces at lists.maipc.org <mailto:
> maipc-bounces at lists.maipc.org> > On Behalf Of Heidi Allen
> Sent: Saturday, October 16, 2021 2:24 PM
> To: MAIPC Listserve <maipc at lists.maipc.org <mailto:maipc at lists.maipc.org>
> >
> Subject: [MAIPC] Another stiltgrass question
>
>
>
> I know there have been several discussions about stiltgrass and I
> apologize if I have missed some information. But, I am trying to figure out
> the difference between my volunteer site and other volunteer?s success in
> removing stiltgrass.
>
>
>
> Besides shade, soil characteristics (pH, moisture, etc. ), and deer
> browsing has anyone looked into the  habitat restoration plan or the native
> seed bank to see if there is an effect upon % of stiltgrass seeds that
> germinate, survival rate of seeds, and growth rate of the stiltgrass?
>
>  I am specifically wondering about the following items:
>
> 1) The number of native seeds, not type of seeds.
>
> 2) the process of invasive removal - either removing all invasive plants
> in one year (repeating as needed) or a staging process over several years -
> bushes, vines, forbs, other graminoids, then stiltgrass.
>
> 3) Planting native plants (plugs and quart sized plants) vs  doing nothing
> vs using a seed mix.
>
>
>
> I appreciate my guidance people can provide.
>
> --
> Heidi
>
>
>
>
>   _____
>
>
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> End of MAIPC Digest, Vol 120, Issue 39
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