Re: green roofs

**"* P* <r*@comcast.net>**

I will second the suggestion to talk to David Mackenzie of Hortech 
(PremiumPlants). He has done extensive trials on the proper plants, weight, 
depth, etc. that will work.

Sandie Parrott
Freelance Garden, Travel and Features, Writer & Photographer
Contributor to...
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----- Original Message ----- 
From: "Nancy Szerlag" <szerlag@earthlink.net>
To: "Garden Writers -- GWL -- The Garden Writers Forum" 
<gardenwriters@lists.ibiblio.org>
Cc: "Nancy Szerlag" <szerlag@earthlink.net>
Sent: Sunday, January 06, 2008 3:53 PM
Subject: Re: [GWL] green roofs

> David MacKenzie from Hortech (800) 875-1392 www.premiumplants.net.
> would be a good contact.  He has developed a green roof  grid system
> and sells the plants to go with them.  He consulted on the Ford plant
> project.
>
> Nancy Szerlag
> On Jan 6, 2008, at 1:48 PM, jo ellen meyers sharp wrote:
>
>> Penn State:
>> http://hortweb.cas.psu.edu/research/greenroofcenter/
>>
>> Michigan State:
>> http://www.hrt.msu.edu/greenroof/
>>
>> These two universities have green roof research centers and have
>> extensive information. I've used them as resources several times for
>> articles I've written. Also, GWA member Ed Snodgrass might be a
>> decent source, since he has a fairly new book out on plants for green
>> roofs, and might have anecdotal information about failures. I've done
>> about a half dozen articles on green roofs and attended three
>> conferences and not heard anything about failures. Depending on how
>> far you wanted to go, you could talk Ford in Dearborn, Mich., which
>> has 1 million+ square feet under a green roof.
>>
>> jems
>>
>>
>>> Does anyone have any information on the success rate of green
>>> roofs on
>>> commercial buildings in this country?  Through a friend who has just
>>> completed a green room on his garden shed, I heard of someone in a
>>> condo
>>> in DC.  The association wants to redo the roof (which is in none too
>>> good condition) as a green roof. The person I heard about was voting
>>> "no" because he says the large commercial applications have a "high
>>> failure rate." That is, they leak, and plants die out and have to be
>>> constantly replaced at a great expense. My assumption is that they
>>> either didn't build them properly, or chose the wrong plants?   Any
>>> thoughts or information?  I know a huge percent of commercial
>>> builidings
>>> in Germany have green roofs, but perhaps we are still far behind
>>> in this
>>> country...
>>>     Thanks,
>>>     Catriona
>>>
>>
>>
>>
>>
>> ________________________________________
>> Jo Ellen Meyers Sharp
>> Garden writer, speaker, author, photographer
>> Region III Director Garden Writers Association
>> Phone: (317) 251.3261
>> Fax: (317) 251.8545
>> E-mail: hoosiergardener@sbcglobal.net
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>
> Nancy Szerlag
> Columnist for Detroit News
> szerlag@earthlink.net
> Check blog at www.gardeneryardener.blogspot.com
>
>
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>
> Post gardening questions/threads to
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>
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