pbs Digest, Vol 41, Issue 13: Griffinia hyacinthina

Hannon via pbs pbs@lists.pacificbulbsociety.net
Sun, 12 Jul 2020 14:22:26 PDT
Thanks to Lee for providing information about this plant, and reminding us
that other "unknown" exciting griffinias are still being found. This
species does not bloom for me every year and I experience the same problems
as other growers with "stasis"-- leafless, well-rooted bulbs that never get
going again. It is often (normally?) perfectly evergreen and this seems to
be the way to maintain it, providing even conditions year round under the
"intermediate" conditions as defined by orchid growers (can be found easily
online). A winter rest in this case means no active growth rather than
going leafless. It will grow outdoors in SoCal-- the limiting factor is
probably low humidity rather than temperature range. Other griffinias will
also tolerate temps to the high 30s (briefly) with leaves on.

Dylan


Message: 3
Date: Sat, 11 Jul 2020 15:01:18 -0700
From: Lee Poulsen <wpoulsen@pacbell.net>
To: Pacific Bulb Society <pbs@lists.pacificbulbsociety.net>
Subject: Re: [pbs] Griffinia hyacinthina
Message-ID: <4EC0AECA-1B45-485D-9A4B-68C954B2DAA5@pacbell.net>
Content-Type: text/plain;       charset=utf-8

Dylan is the only person I know who has offered any for sale. I?ve given up
trying because the bids get way way too expensive. Dylan seems to have an
ideal location in a large greenhouse in which they grow and bloom every
year. I got one once long ago from Kevin Preuss back when he was selling
all kinds of Griffinia. It grew very nicely the first year, went dormant
the next winter and never sprouted the next year. Every year for 3 years I
would keep checking to see if it was still in the pot and it was, and it
was the same size as always. The 4th year when I checked, it had rotted
away at some point. I kept it with all my other Griffinia which grow well,
flower, and form offsets, and otherwise seem to like the conditions I have
them in.

When I first visited Mauro Peixoto?s shade houses in Brazil, and he was
showing me all his Hippeastrum and Griffinia species, I asked him if he
grew G. hyacinthina. He said yes and took me over to another part of the
shade houses and point to a raised bed in the ground. There were dozens of
giant bulbs about 2/3 buried but dormant. He said he had great difficulty
getting them to sprout. They mostly just sat there dormant. And he hadn?t
gotten any of them to flower after the first year he had them when they
did. Now his climate is great and all kinds of things grow well on his
property. He has a number of large healthy clumps of Worsleya that bloom en
masse every year (although getting seeds to mature is much more iffy). All
his other Griffinia do well, including the white ones. One day I drove
along the coastal highway between S?o Paulo and Rio de Janeiro (which is
supposed to be one of the areas it?s native to), and stopped at a couple of
nurseries I happened upon along the way and
 asked (or actually pointed at pictures on my phone of it) if they sold
them or even knew about them. Neither place knew about them.

What was really cool was visiting Harri Lorenzi?s Jardim Bot?nico Plantarum
one weekend with Mauro and a co-worker of mine (we were in Brazil on a
business trip), and they showed us a bunch of new Griffinia species they?d
collected on recent trips. There was this one amazing huge Griffinia in
bloom that was either a larger subspecies of G. hyacinthina, or possibly a
new species, that gave me a severe case of plantlust. I haven?t heard if
they ever identified it. I?ll see if I can attach an old picture of it.

--Lee Poulsen
Pasadena, California, USA - USDA Zone 10a
Latitude 34?N, Altitude 1150 ft/350 m

> On Jul 8, 2020, at 8:22 AM, Nicholas plummer via pbs <
pbs@lists.pacificbulbsociety.net> wrote:
>
> FYI, Dylan's Bulbs is currently offering a near-blooming size G. hyacintha
> on eBay.  Starting bid is $450.00, and bidding closes on Sunday.
>
> Nick

*"Reason is itself a matter of faith. It is an act of faith to assert that
our thoughts have any relation to reality at all."* ~ Gilbert K. Chesterton
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