These are known scammers, stay away from them, dont send plant back you will never see your money, also Boscha is at home i have talked with him until today.
Well the ones I'm talking about are located in Germany, at least one of the names is of Victoria calcagnile and Co. and they are real scammers really the worst i have ever seen because they sold fake of things thath cost real money even cahnii album once obviously fake
As far as i know Berthold is right, either with fungus, in original soil(with the fungus) or in a sterile container, do you have evidence of long term success In different conditions? The link does not work
Is the biggest orchid genus and with pantropical distribuiton, I think will not end anytime soon, just last few months a bunch of species have been described....
I have to say thath to me erwinia happens almost every time I recieve new plants, from some vendors more than others... Then apart this it happens just once in a while but with new plants is starting to be a problem these days
I use bacillus subtilis and amyloliquefaciens, first one commercial name is serenade it works also against pseudomonas and other bacteria as well as fungi always as preventative
I agree with you with repotting everything but cattleya, cattleya can be a pain to repot: roots clinging everywhere, broken pots, roots on neighbor pots or attached to benches and all, very nice pendentive!
Indeed leaved looks suspect, recall a bit sanderiana leaves, there are a lot of schilly dominated hybrids around sold as pure schilly (pink butterfly, purpurea, or 4 n usually tagged) we will see when it bloom