Opuntia is more like trees and needs more water and fertilizer than other cactuses, actually if you live in a dry region you can give them as much as possible water, add some organic fertilizer like peat or vermicompost etc to the soil, and if you like, use a balanced npk fertilizer like 10-10-10, 2...

Thanks Ian and wilk Unfortunately, I've lost some of my lithops and avonia seedlings with an unknown thing,maybe a fungi, all seedlings and soil surface turn to yellow and everything glued! And fortunately I have some seeds of avonia papyracea, conophytums, Aloinopsis setifera, A.rubrolineata, A.sch...

I have sow some seeds of lithops, conophytum, Aloinopsis and avonia, they are 2-3 month old now and I don't know when I can and must bring them out of bag and lower humidity. Normally I lower humidity for cactuses around 8 month to 1 years old. can I do this with mesembs?please don't hesitate if you...

Has anybody experience with sowing seeds of Winterocereus colademononis (Cleistocactus winteri subs. colademononis) and Mammillaria prezdelaroza? I have sow seeds of many species of cactuses this year without any problem, most of them germinate at 50%-90%, but germination rate for M.perezdelarosa is...

I have used carbendazim az fungicide when i sow seeds of cacti and succulent,before sowing seeds i float pot that filled with soil mix in a solution of carbendazim with distilled water and after sowing i spray some more carbendazim/water on seeds and after that, while them germinating and growing so...

has anyone address of cactus or succulent seed sellers in japan? somewhere i read that Japanese nurseries don't sell plants to other countries because they have strict regulation about Export of these plants, is that right? my brother went to japan for a cycling tour and i want some seeds and maybe ...

i have a gymno like this, few month ago i post a photo here and no one konw what species is, anyway i love its big pink flowers

I think that might be a goner. :( me too, and such a shame, this is my oldest saglionis and always i said when were you bloom? :cry: never! Things like that happen. I just noticed today two ten to fifteen year old Ariocarpus plants were rotting. I have no idea why. I haven't watered them for severa...

Peterthecactusguy wrote:I think that might be a goner.

me too, and such a shame, this is my oldest saglionis and always i said when were you bloom? never!

Daniel wrote:It looks like Botrytis (can't spell that word)
See: http://apps.rhs.org.uk/advicesearch/pro ... px?pid=165" onclick="window.open(this.href);return false;

Aiko wrote:All the dark spots on the latest picture are soft? Then it is a goner.

yellow/brown spots are soft and dark green spots is going to be soft

Is the base of the plant squishy? :( yes it is. and seem that it spread and get worse day to day :( I don't think its fatal. i hope but :cry: actually i take it out from soil last day. most of the root is rot and it smells awful. this is how it look now (other side of the plant and apex is still gr...

couple of days ago i see some brown/yellow spot on one of upper Tubercle and today that spot spread and make all of that Tubercle brownish (as you see in 1st pic) and floppy. also bottom part of plant where you see in 2nd pic has same condition, is going to become brownish and is not hard as later d...

and i think (maybe) #1 and #2 are same specie, isn't?

I agree and I think #1 is gymnocalycium denudatum. thanks tony again, i wish too much, but my plant in very different from g.denudatum s that i see in web sites like this: http://www.cactus-art.biz/schede/GYMNOCALYCIUM/Gymnocalycium_denudatum/Gymnocalycium_denudatum/Gymnocalicium_denudatus.htm"...