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Grusonii seedlings

Posted: Sat Apr 08, 2017 2:35 pm
by spinessa
Hello!
I have some grusonii seedlings, they have almost 4 montaj from sowing. Today i noticed some of them are smaller and a little redish. Cam You help me and Tell what îs wrong with them? Thank You!

Re: Grusonii seedlings

Posted: Sat Apr 08, 2017 2:48 pm
by spinessa
unfortunatelly,i can't add any photo...it says it is too big...after i resized it,the same mistake... :(

Echinocactus grusonii seedlings

Posted: Sat Apr 08, 2017 7:01 pm
by 7george
Nothing wrong, some are more exposed to light then others. Pigmentation is a natural reaction of cacti. You can do some shading but make sure your seedlings will not get elongated afterwards.

Image
If they look like these you shouldn't be worried. My seedlings: last September.

Re: Grusonii seedlings

Posted: Sun Apr 09, 2017 8:04 am
by spinessa
And now how do your seedlings look? Îs everything ok ?

Re: Grusonii seedlings

Posted: Sun Apr 09, 2017 7:45 pm
by 7george
They look almost the same, not much changed during the winter, just got little greener and now again more red as sun raised higher in the spring. I keep these at room conditions at eastern window.

But also have another pot of seedlings from next batch still under lamps in a baggy. Very crowded and some are reddish as well.
Image
These are ~ 2 months old.

Re: Grusonii seedlings

Posted: Sun Apr 09, 2017 8:26 pm
by spinessa
Thank You for sharing your expirience!

Re: Grusonii seedlings

Posted: Mon Apr 10, 2017 3:00 am
by greenknight
To attach an image you need to get the file size down to a maximum 500 kb.

Seedlings turning a bit reddish is fine, they turn purple if the light is seriously excessive. I've see pictures where they were so dark they were almost black, growth is severely depressed at that point.