[NAFEX] Columbian Rubus
Michael D. Bathrick
bathrick at berkshire.net
Mon Dec 5 22:24:55 EST 2005
Unfortunately, the answers are no and no - although my father-in-law
has a unheated garage attached to the house, so it never gets that
cold. He's 400 miles away, but I'm going over before Xmas, so I can
drop it off then. Thanks for the ideas!
> From: nafex-bounces at lists.ibiblio.org [HYPERLINK
> mailto:nafex-bounces at lists.ibiblio.org
> mailto:nafex-bounces at lists.ibiblio.org] On Behalf Of M Stanton
> Sent: Monday, December 05, 2005 8:30 PM
> To: nafex at lists.ibiblio.org
> Subject: [NAFEX] Columbian Rubus
> With regards to over-wintering your Columbian black raspberry, the
> answer to your questions are possibly, and maybe. Without knowing
> the exact species, here are some general rules.
> You want to keep the root zone from drying out, but if the plant
> is dormant, no transpiration is occurring, so you don’t want it
> Also, remember that roots are less hardy than shoots, so even if
> the plant is listed as “Hardy to zone 5”, that would apply to a
> fully dormant plant in soil. The soil insulates the roots, and
> the roots might be a couple of zones less hardy than the top.
> Your garage may or may not provide enough shelter. Do you have a
> spare refrigerator (without produce in it) or other cool but not
> cold spot? Also, you could keep it in the garage for a month to
> get some chilling, then bring it back in to grow if you have a
> greenhouse or well-lit spot in your house.
> Michele Stanton
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