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terraferma

ideal temperature for Trich seedlings indoors?

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To those of you who are growing Trichocereus seedlings indoors under lights, what temperature has given you the best results for fast growth?

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hmm theres only two settings on on a standard electric propogator that i use for cacti seeds

on , and off ...

seems to matter little when they're hermetically sealed .... so long as the propogator/mini greenhouse is working.

If "off" is selected, that it's not for so long that they get cold ...

i guess these regular propogators raise ambient temps by roughly 10degreesC within a certain temperature window ...

and this works amazing in cold parts of the world / temperate regions - in winter...

scorching summers negate having them switched on at all , mild springs also negate that too,

winter is nicest sowing time here in albion just for the ease of control ...and safe guard from over cooking

I would guess the ideal temperatures would be fluctuating between 16C and 27C regularly...,

peaking occasionally at 30C and troughing at 15C

(since this is how I germinate mine).

I dont bother with a thermometer now .. i just turn the propogators off every few days for random durations

never exceeding 3 hours at night

but sometimes all day if its a sunny day (in the sun room)

and maybe then leave them on for 3-7 days before doing it over again

here's how far I got after 3 winter/spring's practice, lights only added a month or so ago

post-14443-0-69908100-1421959604_thumb.j

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oh my goodness its you terraferma !!! yayyy, I was looking forward to our cactus paths meeting here B)

here's those validus seedlings so far from last yrpost-14443-0-05232400-1421959993_thumb.j

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keep the soil temps 27-30C and the room temps wont matter.

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I'm in the states so you'll have to excuse the ℉ temps.

I germ and grow my seedlings in a chamber that sits around 82-85℉ with lights on and drops to 77℉ with lights off. Growth rates are decent depends on the breed though. Germ rates have been stellar the last 5 batches sown have been 100% germ rate.

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Thanks for the replies!

oh my goodness its you terraferma !!! yayyy, I was looking forward to our cactus paths meeting here B)

here's those validus seedlings so far from last yrattachicon.gifDSC00003.JPG

Great to see you here!!! I didn't realize it was you as I was reading your detailed answer. The validus seedlings are looking great!

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Zelly ^^ is the awesomesource got em from :)

soon as they're mailable size , will post ya some

definitely recommend zell' for world class B) tricho seeds of distinction

and was it you who was pollinating with a cotton bud/ cuetip? (my bad memory)...

again zell' has some mouth watering, grand master: flower hints n tips

and also EG (evil genius) is a fantastic source of flowering info too!

bliss wishes,

-thunderhorse

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