The Online Community for Cactus and Succulent Growershttps://forum.bcss.org.uk/
https://forum.bcss.org.uk/viewtopic.php?t=175073
Mike P wrote: ↑Mon Mar 04, 2024 9:35 am I don’t know where the society sourced the M platyacantha ‘longispinus’ seeds but I’ve just had close to 100% germination which is very unusual.