Re: CULT: heave
- Subject: Re: [iris-talk] CULT: heave
- From: J* G*
- Date: Sat, 9 Feb 2002 17:31:18 -0500
But, as New Englanders know, rocks "grow" out of the ground as the snow
leaves. The frost-heave factor.
Jim Gibbons
NC Coast, USDA 8a, AHS 7, and sandy
gibbman6@home.com
----- Original Message -----
From: laurief <laurief@paulbunyan.net>
To: <iris-talk@yahoogroups.com>
Sent: Saturday, February 09, 2002 4:12 PM
Subject: Re: [iris-talk] CULT: heave
> >I wonder if adding gravel/rocks helps prevent heave?
>
> Just speculation on my part, but I would guess that rocky soil might help
> prevent heave in two ways:
>
> 1. As plants send roots down under rocks, the rocks help keep the roots
> well anchored.
>
> 2. Rocks and gravel in the soil should help maintain steadier soil
> temps, which in turn should minimize the thaw/freeze cycles that cause
> heaving.
>
> Sounds reasonable to me, anyway.
>
> Laurie
>
>
> -----------------
> laurief@paulbunyan.net
> http://www.geocities.com/lfandjg/
> zone 3b northern MN - clay soil
>
>
>
>
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