RE: Spore sieve(s) / spore refrigerator / digital pH meter.

Hi Darren,
Are you able to take me of the email list please
Thanks
Wendy Edwards
(Miltons wife)

On 15 Sep 2008 at 17:31, Darren Lloyd wrote:

From:           	"Darren Lloyd" <Darren@ferntastic.com>
To:             	<ferns@hort.net>
Subject:        	RE: [ferns] Spore sieve(s) / spore refrigerator / 
digital pH  
 	meter.
Date sent:      	Mon, 15 Sep 2008 17:31:07 -0700
Send reply to:  	ferns@hort.net

> David,
> 
> I'm glad to hear that the sieves seem to be working, and thanks, I'll give
> you a call.
> 
> Regards,
> 
> Darren
> 
> -----Original Message-----
> From: owner-ferns@hort.net [o*@hort.net] On Behalf Of
> xericferns@aol.com
> Sent: Friday, September 12, 2008 11:21 AM
> To: ferns@hort.net
> Subject: Re: [ferns] Spore sieve(s) / spore refrigerator / digital pH meter.
> 
> Darren,
> 
> The sieves came in on Tuesday. I finally ran the Pentagramma pallida spore
> through last night and certainly cleaned up what came through the 90 micron
> (170 mesh). I probably need to use a dissecting micro to verify how much
> besides the spore came through but it should work well enough. I'll run the
> P. triangularis var. maxonii through over the weekend and get spore off to
> you the beginning of the week.
> 
> Give me call some evening and we can discuss culture for the xerics, what
> little they need at least.
> 
> David Schwartz
> Bakersfield, CA
> USDA Zone 9(A)
> Sunset Zone 8
> 
> 
> -----Original Message-----
> From: Darren Lloyd <Darren@ferntastic.com>
> To: ferns@hort.net
> Sent: Thu, 11 Sep 2008 12:37 pm
> Subject: RE: [ferns] Spore sieve(s) / spore refrigerator / digital pH meter.
> 
> 
> 
> David,
> 
> Thank you for your reply!
> 
> This is great information. How have the new sieves worked out for you?
> 
> As for pH, I'm not thinking of using pH testing for propagation purposes,
> but rather for my planted/potted tree ferns mainly. I like to keep the pH in
> the 5.5-6.5 range for these ferns.
> 
> Actually, if you don't mind it would be very useful to discuss cultural
> requirements for xeriphytic ferns.
> 
> 
> Regards,
> 
> Darren
> 
> 
> -----Original Message-----
> From: owner-ferns@hort.net [o*@hort.net] On Behalf Of
> xericferns@aol.com
> Sent: Friday, August 29, 2008 7:50 AM
> To: ferns@hort.net
> Subject: Re: [ferns] Spore sieve(s) / spore refrigerator / digital pH meter.
> 
> Darren,
> 
> 
> 
> I'd have to agree with Sue regarding the "need" for a sieve to sort spore. I
> generally use the paper tapping method myself and end up with fairly clean
> spore. That being said, I have used a series of graduated sieves to get rid
> of large detritus, or if I know I have lots of trash that I want to go
> though.
> 
> Sometimes I'm collecting spore from older, dried fronds that have shed most
> of their spores but, given the amount and type of indument on the frond,
> will tend to always have some spore clinging to them. In this case, I often
> crush the fronds in a?marble mortar and pestle, and then run them through
> the sieves. I'll also do this with Pellaea mucronata, and P. brachyptera, as
> the pinnules can close before shedding all or most of the spore when being
> dried.?The small sieve set I have currently, has 30, 80 and 100 mesh
> screens. The 100 mesh equates to 150 micron openings. 
> 
> Given what limited information I could find regarding spore size in
> Cheilanthoid ferns (Flora of North America-Vol 2, The Pteridophytes of
> Mexico), it seems that most of the spore is less than 100
> microns?(Astrolepis cochisensis var. arizonica and A. cochisensis var.
> chihuahuensis both--87 microns or smaller). This would equate to about a 140
> mesh (106 micron). 
> 
> I will note that occasionally, I've ended up sowing whole sporangia (because
> that's mostly what was left when don
> e tapping) and had good germination from
> them. If I had used a sieve with a 140 mesh in that case, I would have had
> much less success in the germination...and no, I can't remember with what
> particular fern species that occurred. 
> 
> The spore that I'll be sending you should be pretty clean. I try to be
> diligent, especially when sharing spore I've collected. I'm not sure if
> issue with the farina and Pentagramma pallida spore will be addressed unless
> you can get down to the 100 micron level. The other option is to wait till
> later this winter or spring and allow me to try to collect fresher spore,
> and maybe that will come with less of the farina.
> 
> Regarding pH; I've found that for spore sowing I don't have to worry too
> much about the pH, even with lime loving ferns like Argyrochosma jonsii and
> A. limitanea. In fact, I had very poor luck when trying to incorporated
> ground limestone into the sowing media for A. jonesii the first couple of
> times I tried to sow it. The first time I used my standard mix, I had great
> germination so I stopped worrying about it. Regardless, I've included a link
> to 'Forestry Suppliers, Inc' http://www.forestry-suppliers.com/?that has a
> wide range of pH testers (and a wide range of prices that match). They also
> have some sieves. 
> 
> Good luck,
> 
> David Schwartz
> Bakersfield, CA
> 
> 
> 
> 
> -----Original Message-----
> From: Darren Lloyd <Darren@ferntastic.com>
> To: ferns@hort.net
> Sent: Thu, 28 Aug 2008 7:43 pm
> Subject: [ferns] Spore sieve(s) / spore refrigerator / digital pH meter.
> 
> 
> 
> 
> Hello,
> 
>  
> 
> I have a few fern related question please:
> 
>  
> 
> 1) I'm planning to purchase a sieve/sieves for processing my spore. Does
> anyone have any recommendations as to the mesh size(s) best suited for the
> task?
> 
>  
> 
> 2) I'm also thinking of purchasing a small spore refrigerator. Does anyone
> have any recommendations in this regard?
> 
>  
> 
> 3) I'm also looking for an inexpensive digital pH meter with a soil probe,
> but haven't managed to find one yet.
> 
>  
> 
> Thanks in advance!
> 
>  
> 
> Darren
> 
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