Olsynium douglasii winter treatment

Jan Jeddeloh via pbs pbs@lists.pacificbulbsociety.net
Sat, 09 Oct 2021 14:29:06 PDT
Do tell about your fast draining aerated mix.  Commercial on hand mixed.  Do you use it for seedlings too?

I’m always on the look out for a better idea.

Jan Jeddeloh

> On Oct 9, 2021, at 1:50 PM, Dan Pogust via pbs <pbs@lists.pacificbulbsociety.net> wrote:
> 
> Hi Cody,
> 
> I’m in Portland, OR and I’ve seen personally where Olsynium douglasii grows
> and I also know a handful of people who grow them as well. I used to have
> one but I was very cautious with my winter watering regimen my first couple
> years growing bulbs and I lost a handful of things including (I think) the
> O. douglasii. As an East Coast transplant, it feels a little wrong to water
> something in the winter haha.
> 
> I also grow Lewisia rediviva which grows naturally amongst O. douglasii in
> the gorge in some locations. I have found that if I didn’t water
> extensively during the winter, my Lewisia would have tiny flowers that
> lasted a day or so. My bulbs and rhizomes usually didn’t pop up until
> December/January and then May/June/July dormancy was right around the
> corner.
> 
> I’ve since realized that I need to begin watering as soon as the weather
> turns. As soon as the days are in the 70s, I water things. If we get a day
> where it’s over 82, I skip watering and mist everything to cool down the
> soil + pots. I now water almost every sunny/partly cloudy day with a
> watering can (for even distribution) and things do amazingly including that
> Lewisia.
> 
> So whether or not my Olsynium douglasii made it through dormant and
> unlabeled, I like to think that my Lewisia (very drought tolerant) may be
> that Canary in the Coal Mine to tell me that the changes I’ve made since
> have been good.
> 
> TL;DR: I water when we /should/ be getting rain  which is in later
> September/early October /and/or when the weather turns and that is the
> ideal time to begin watering in the PNW.
> 
> I also use a very fast draining, aerated mix that I discovered randomly
> over the years. I would adjust the frequency of watering for your own
> needs. Start date should be the same for you if not maybe a little earlier.
> 
> I know some others in the PNW have not started watering as much as I have,
> but I have excessive, baking southern exposure that dries things out like
> crazy.
> 
> Hope this helps! Good luck!
> Dan
> Inner Portland, Oregon, 2.5 miles from the Willamette
> 
> On Sat, Oct 9, 2021 at 13:31 Cody H via pbs <
> pbs@lists.pacificbulbsociety.net> wrote:
> 
>> Hello bulb experts,
>> 
>> I acquired a few forms of Olsynium dousglasii this spring, all originally
>> from the Columbia gorge region. They went dormant in late June, and I kept
>> them in the shade and most mostly dry for the rest of the summer, with just
>> a very occasional splash of water—same treatment I use for my
>> summer-dormant Tropaeolums. The Tropaeolums are already showing signs of
>> life. The Olsyniums look healthy (small buds atop little clusters of
>> healthy looking roots), but I don’t expect them to break dormancy until
>> late winter.
>> 
>> My question is: do any of you grow Olsynium douglasii in pots? What do you
>> do with the plants over the winter? The Columbia gorge is wettest in the
>> winter, but I hesitate to let them get too wet in their pots while they’re
>> dormant. I have lost things in the past though from desiccation during
>> dormancy as well. Curious what works (or didn’t work) for others?
>> 
>> Thanks in advance for your advice!
>> 
>> Cody
>> Rather moist maritime-premontane zone 8a-ish
>> Western Washington at the foothills of the cascades
>> _______________________________________________
>> pbs mailing list
>> pbs@lists.pacificbulbsociety.net
>> http://lists.pacificbulbsociety.net/cgi-bin/…
>> Unsubscribe: <mailto:pbs-unsubscribe@lists.pacificbulbsociety.net>
>> 
> _______________________________________________
> pbs mailing list
> pbs@lists.pacificbulbsociety.net
> http://lists.pacificbulbsociety.net/cgi-bin/…
> Unsubscribe: <mailto:pbs-unsubscribe@lists.pacificbulbsociety.net>

_______________________________________________
pbs mailing list
pbs@lists.pacificbulbsociety.net
http://lists.pacificbulbsociety.net/cgi-bin/…
Unsubscribe: <mailto:pbs-unsubscribe@lists.pacificbulbsociety.net>


More information about the pbs mailing list