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Author Topic: Dryas octopetala  (Read 1785 times)
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Lori S.
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« on: February 20, 2010, 01:44:20 AM »

Dryas octopetala is a very common and beautiful plant of alpine slopes in this area, and in addition, it has the delightful habit of repeated bloom through the season.  
It can also be grown fairly easily in the garden here (last photo)... why I bother with my relatively feeble effort, though, when I see them in natural splendour throughout our mountain hikes, I don't know!  Huh?  Anyway, it is another point in its favour, as if it needed one!


* Dryas octopetala P1010078.JPG (201.09 KB, 500x375 - viewed 130 times.)

* dryas octopetala IMG_0044.JPG (167.59 KB, 380x500 - viewed 143 times.)

* dryas octopetala IMG_7174.JPG (283.88 KB, 500x498 - viewed 128 times.)

* dryas octopetala IMG_8618.JPG (217.3 KB, 500x375 - viewed 115 times.)

* Dryas octopetala P1010099.JPG (231.44 KB, 499x450 - viewed 140 times.)
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Lori
Calgary, Alberta, Canada - Zone 3
-30 C to +30 C (rarely!); elevation ~1130m; annual precipitation ~40 cm
Todd Boland
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« Reply #1 on: February 21, 2010, 05:49:40 PM »

I don't grow this one...mainly because it would take up too much room in the rockery!  I do have our native D. integrifolia which is at least slower growing.


* DryasIntegrifolia3.JPG (181.26 KB, 1043x844 - viewed 130 times.)
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Todd Boland
St. John's, Newfoundland, Canada
Zone 5b
1800 mm precipitation per year
David Sellars
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« Reply #2 on: February 22, 2010, 09:47:42 PM »

Lori:

We have the same issue with Dryas octopetala. It does not perform as well in our garden as in the mountains though some years are better than others with lots more flowers.  One of its endearing characteristics is that it roots easily from cuttings.  One day I will bring home a good specimen from the mountains and see if it does better than the garden variety.
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David Sellars
From the Wet Coast of British Columbia, Canada

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Hoy
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« Reply #3 on: March 10, 2010, 03:25:33 PM »

D. octopetala (reinrose = rose of reindeer) is the only dryas in Norway (in the mountains on calcareous soil) but in the gardens it is the hybrid D x suendermannii which is commonly grown (I have this one). Have tried the real thing but it is not as easy as the hybrid but the flowers of octopetala is better.
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Trond
Rogaland, Norway - with cool, often rainy summers  (29C max) and mild, often rainy winters (180 cm/year)!
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« Reply #4 on: July 30, 2010, 02:49:46 AM »

Dryas octopetala commonly grows on exposed south-facing sites where the snow retreats early in the season. Later the flowering is more sporadic.


* Dryas octopetala-1a.JPG (401.07 KB, 932x734 - viewed 113 times.)

* Dryas octopetala-1b.JPG (286.41 KB, 841x622 - viewed 109 times.)

* Dryas octopetala-1c.JPG (340.69 KB, 945x638 - viewed 83 times.)
« Last Edit: July 30, 2010, 03:00:25 AM by Hoy » Logged

Trond
Rogaland, Norway - with cool, often rainy summers  (29C max) and mild, often rainy winters (180 cm/year)!
Todd Boland
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« Reply #5 on: August 02, 2010, 06:05:43 AM »

I have the hybrid as well.  Drays drummondii is very rare in Newfoundland but D. integrifolia is quite common in limestone regions.  It is a smaller-sized version of D. octopetala.
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Todd Boland
St. John's, Newfoundland, Canada
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Lori S.
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« Reply #6 on: August 08, 2011, 02:39:13 PM »

And speaking of repeated bloom through the season...
From the garden:
« Last Edit: November 10, 2012, 12:15:28 PM by Lori S. » Logged

Lori
Calgary, Alberta, Canada - Zone 3
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« Reply #7 on: November 10, 2012, 12:23:30 PM »

Wild scenes with Dryas octopetala... ubiquitous and beautiful!
       

(I wonder if the first photo may actually be a hybrid with D. integrifolia?)

In the garden - an easy one to grow here:
 
« Last Edit: November 10, 2012, 12:29:28 PM by Lori S. » Logged

Lori
Calgary, Alberta, Canada - Zone 3
-30 C to +30 C (rarely!); elevation ~1130m; annual precipitation ~40 cm
cohan
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« Reply #8 on: November 10, 2012, 06:58:38 PM »

Great plants and views, Lori! I see no reason to not grow beloved natives  in the garden- they can be seen more often and closely than in the wild!
Todd, we also have D integrifolia; at the  Columbia Icefields, I have see integrifolia, octopetala and  drummondii all growing together, I don't know if they cross..
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west central alberta, canada; just under 1000m; record temps:min -45C/-49F;max 34C/93F; http://picasaweb.google.ca/cactuscactus  http://urbanehillbillycanada.blogspot.com/
RickR
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« Reply #9 on: November 10, 2012, 07:24:35 PM »


I don't think my flowers ever get that big.  Quite easy to grow here in Minnesota, too,
 although it is also easily crowded out by taller growing plants.
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Rick Rodich    zone 4a.    Annual precipitation ~24 inches
near Minneapolis, Minnesota, USA
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« Reply #10 on: November 11, 2012, 04:51:18 AM »

Beautiful, Lori! Both the plants and the landscape Wink
Although this species is rather common in the mountains here I have never tried wild collected specimens in the garden neither from seed. I have a plant of garden origin at my cabin though (probably D x sundermannii, a cross between D. drummondii and octopetala) as it never sets seed.

D. octopetala is an early bloomer so I rarely do see it in flower where I usually walk but last summer I was at Finse where the snow lingers till August or longer. But no pictures with both Dryas and view!


* Finse 2012-7 a.JPG (270.33 KB, 1081x718 - viewed 28 times.)

* Finse 2012-7 b.JPG (268.98 KB, 1081x718 - viewed 32 times.)

* Dryas octopetala 2012-07 Finse1.JPG (276.77 KB, 1081x718 - viewed 28 times.)

* Dryas octopetala 2012-07 Finse2.JPG (329.96 KB, 1081x718 - viewed 29 times.)

* Dryas octopetala 2012-07 Finse3.JPG (239.17 KB, 1081x718 - viewed 35 times.)

* Dryas octopetala 2012-07 Finse4.JPG (363.93 KB, 1081x718 - viewed 32 times.)
« Last Edit: November 11, 2012, 04:53:44 AM by Hoy » Logged

Trond
Rogaland, Norway - with cool, often rainy summers  (29C max) and mild, often rainy winters (180 cm/year)!
IMYoung
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« Reply #11 on: November 11, 2012, 09:21:22 AM »

Wonderful photos of this iconic plant for all SRGC members .....
your pictures show why it makes such a popular logo for us!



 Grin
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Ian  and/or Margaret Young

Aberdeen , North East Scotland, UK
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cohan
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August, Columbia Icefield, Alberta


« Reply #12 on: November 12, 2012, 01:03:31 PM »

A few views from the area near the foot of the Athabasca Glacier, on the Icefileds Parkway in Alberta. There are large areas of Dryas here- octopetala and drummondii- integrifolia as well, I think, though in some I am not sure whether they are clear species or crosses;  This was one of the few times (only?) I was there at the right time to catch these in flower- this from June 26, 2010.
Looking more closely now, I see some of the leaves slightly recurved- is this normal variation for octopetala, or could it suggest crossing with integrifolia? If anyone feels any of these are integrifolia, let me know and I'll move them Wink I've saved some pics that seem more clearly to be integrifolia for the new topic I started for that species..


* 2010_06_26-115648.JPG (98.77 KB, 800x600 - viewed 32 times.)

* 2010_06_26-120056E.JPG (94.69 KB, 450x600 - viewed 25 times.)

* 2010_06_26-120636E.JPG (188.26 KB, 800x600 - viewed 22 times.)

* dryas2010_06_26-121004crpE.JPG (86.24 KB, 901x600 - viewed 28 times.)

* dryasoctopetala2010_06_26-115556crpE.JPG (76.27 KB, 550x600 - viewed 32 times.)

* dryasoctopetala2010_06_26-115640crpE.JPG (102.27 KB, 767x600 - viewed 22 times.)

* dryasoctopetala2010_06_26-115648crpE.JPG (92.53 KB, 930x600 - viewed 28 times.)

* dryasoctopetala2010_06_26-115700crpE.JPG (140.09 KB, 871x600 - viewed 27 times.)

* dryasoctopetala2010_06_26-120914crpE.JPG (64.6 KB, 774x600 - viewed 15 times.)
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west central alberta, canada; just under 1000m; record temps:min -45C/-49F;max 34C/93F; http://picasaweb.google.ca/cactuscactus  http://urbanehillbillycanada.blogspot.com/
RickR
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« Reply #13 on: November 12, 2012, 07:16:58 PM »

Lori's quote from Flora of Alberta reads that D. octopetala has "somewhat revolute" leaf margins.  So I would think that questioning its species status would not be a concern. 

Is it common to have such multi-petaled flowers?  Really pretty - enough to make them stand out and enhance their beauty without taking too much away from simplicity, yet not enough to scream out man made hybrid.
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Rick Rodich    zone 4a.    Annual precipitation ~24 inches
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« Reply #14 on: November 13, 2012, 01:01:09 AM »

Rick, I mostly questioned the species since other plants looking more or less like integrifolia could be growing right beside these more octopetala types.. no doubt some of them must be hybrids Smiley

I don't have wide enough experience to know how common the multipetalled flowers are.. they didn't strike me at the time as being unusual, just part of a variably flowered population (of a couple of species and hybrids...lol)..
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west central alberta, canada; just under 1000m; record temps:min -45C/-49F;max 34C/93F; http://picasaweb.google.ca/cactuscactus  http://urbanehillbillycanada.blogspot.com/
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