CULT for Anne-Lise


Hi Anne Lisa.

My messages were bouncing so hopefully this has been fixed.

I would personally discourage against digging trenches and having your
rhizomes raised because they'll, like Chuck said, heave out of the
ground and rot.  I have been planting new rhizomes 1 inch deep here, it
helps them establish a root system faster and gives them added
protection for the winter.  The ground here in the foothills of the
Laurentians heaves 4 to 6 inches, I also swear by early planting and
have close to 100% survival rates compared to rhizomes that I planted in
late August which reduces winter survival by 50% or more.  The deeper a
rhizome can send its roots, the better its chances for survival will be.
I've had Arilbred rhizomes survive the winter here as well by planting
early and deep and covering with sand in the fall.

Finally, don't be a fool like me and assume you'll be immune to the
borer, it was a major problem for me this year, assure that you clip
excess foliage in the late Fall and burn the leaves.  The borer moth
lays its eggs in the fall on the fans and they'll hatch in the Spring. 
To assure you get them, spray twice with Cygon 2E in the Spring when the
weather warms up to about 20 to 220C.

Excessive moisture doesn't concern me for most Irises, they can take it
here.

Varieties that grow well here are STAIRWAY TO HEAVEN, CELEBRATION SONG,
DOCTOR NO and THIN BLUE LINE oh yes, I forgot to mention DEVONSHIRE
CREAM.  Many others are just not up to snuff for here.

Chris

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