David, we use duckbills or manta rays exclusively here in the sandy loam soils
of Leelanau County because of high failure rate
With helicals in sand. I like the ductile 11" manta ray for apples and the 6"
inch aluminum or ductile for rocky soil in grapes. Whenever we have a helical
fail in an ol
I am in the 8th year of 3 year staggered planting growth of a Tall Spindle
Apple Orchard.
The Planted Area is about 2.5 acres containing 1750 trees.
As a first time grower in a VERY windy/blustery location, I did not want to
deal with movement or collapse.
Hence I chose 14ft long treated Yellow sou
George, I can't build anything straight, so I refrain from giving advice on
trellis construction!
But, we all might find this information useful:
Constructing a vineyard trellis, Paul Domoto
http://www.prairiefirewinery.com/Cellar/wp-content/uploads/2016/12/Vineyard-Trellis-Construction.pdf
Ho
This year at the Washington Hort Meetings and at the IFTA, Mark De Kleine gave
presentations on trellis building and structural integrity for support systems.
Check out this article:
http://www.growingproduce.com/fruits/apples-pears/dont-underestimate-the-importance-of-a-solid-foundation-in-your-
David and All:
I remember someone burying 5 foot pieces of telephone poles, cross-wise,
perhaps 3-5 feet deep at the end of a row. Most of the trellises I built in
Biglerville PA survived.
I did have a Geneva Double-Curtin grape trellis fail when, after a big wind
storm flipped up one side of
David,
I use these, and they work great. I have no idea how they would work in
your situation:
http://www.wilsonirr.com/ecommerce/trellis/anchoring/screw-anc-36-hvy-8-disc-hv-rod.php
You screw them into the ground using a tool that mounts on a 3 point auger
rig:
http://www.wilsonirr.com/ecommerce
Kurt and Mo:
Thank you for your comments.
If pull-out is the reason for discarding the Duckbill anchoring
method, I wonder if a larger model would
overcome that. The largest Duckbill model is about 12 inches long. A second
line of “duckbills”, also by F
mailto:apple-crop-boun...@virtualorchard.com] On Behalf
> Of David Kollas
> Sent: Thursday, March 30, 2017 4:31 PM
> To: Apple-Crop discussion list
> Subject: [Apple-Crop] Soil Anchors
>
> Does anyone have experience with duckbill-type earth anchors for
> row-ends in t
8-879-7189
Fax: 908-879-7815
www.alstedefarms.com
-Original Message-
From: apple-crop [mailto:apple-crop-boun...@virtualorchard.com] On Behalf Of
David Kollas
Sent: Thursday, March 30, 2017 4:31 PM
To: Apple-Crop discussion list
Subject: [Apple-Crop] Soil Anchors
Does anyone
Does anyone have experience with duckbill-type earth anchors for
row-ends in trellis orchard or vineyard?
Compacted glacial till is a common feature below about 18-20 inches
here. I am looking for anchoring against
possibly as much as 2000 pounds force. Can aluminum duckbills
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