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On 8/14/2017 8:44 PM, Rick Ballard wrote:
> The spruces can also be differentiated by smell
* when I was taking forestry we were taught that "White is blue, Red is
yellow, and Black is green."
fred.
=============================================
>
> "If you remove a needle and attempt to roll it between thumb and
> forefinger, Norway and blue spruce needles will resist due to their
> diamond shape, while white, red, and black needles, being rounder in
> cross section, will all roll readily. Once you’ve established that the
> yet-unidentified needle does not belong to a Norway or blue, you might
> as well pinch and smell it. If the bruised needle releases a pungent
> odor evocative of cat urine or skunk (something to consider if you’re
> thinking about hosting it in your living room for a few months!), it
> almost certainly belongs to a white spruce. You may detect subtle hints
> of orange rind from the red spruce and a medicinal, menthol smell from
> the black spruce."
>
> See:
> http://northernwoodlands.org/outside_story/article/spruce-up-your-id-skills
>
> On Mon, Aug 14, 2017 at 2:19 PM, Burkhard Plache
> <burkhardplache@gmail.com <mailto:burkhardplache@gmail.com>> wrote:
>
> Hello friendly botanists,
>
> I am trying to get a better identification handle on the spruces.
>
> When the cones are nice and well developed, I am fairly comfortable
> to ID a white spruce (longest cone), and black spruces with their dark
> violet colored cones are also recognizable. And the intermediate red
> spruce
> cones are also ok(ish).
>
> In the absence of cones, hairs on the young twigs are used to identify
> the species (no hairs for white spruce).
>
> I took some photos (linked below) with labels for black, red, and white
> spruce (based on cones that were on the trees but not in the photos).
>
> One spruce looked different.
> I tentatively labelled it 'Norway Spruce', because it appeared to be
> very fast growing (1 foot per year under canopy, some 10-15 year old),
> had 'red spruce like needle color' (subjective), and no hairs on the
> branches.
> It could also be a white spruce, even though its new growth and needle
> attachment does not look like in the white spruce.
>
> I welcome any comments or advice.
>
> https://www.dropbox.com/s/i0ghwe6uysmq2m2/HP1550699.JPG?dl=0
> <https://www.dropbox.com/s/i0ghwe6uysmq2m2/HP1550699.JPG?dl=0>
>
> Thanks,
> Burkhard
>
>
>
>
> --
> Rick Ballard
> Dartmouth,Nova Scotia, Canada
--
fred
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Frederick W. Schueler & Aleta Karstad
Bishops Mills Natural History Centre - http://pinicola.ca/bmnhc.htm
Mudpuppy Night in Oxford Mills - http://pinicola.ca/mudpup1.htm
Daily Paintings - http://karstaddailypaintings.blogspot.com/
South Nation Basin Art & Science Book
http://pinicola.ca/books/SNR_book.htm
RR#2 Bishops Mills, Ontario, Canada K0G 1T0
on the Smiths Falls Limestone Plain 44* 52'N 75* 42'W
(613)258-3107 <bckcdb at istar.ca> http://pinicola.ca/
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