[quote=pijaya]this one is maybe Sulcorebutia ... can someone tell the species?[/quote]

I'd guess that it's probably menesesii (now in Rebutia glomeriseta).

I had my first flowers of the season yesterday - 4 different things at once (2 Rebutia & 2 Epiphyllum hybrids). Looking at my photos from last year things are about 2ish weeks behind last year for most of my plants.

Could you have turned it round?

There was some chat on this topic a few months ago: http://www.bcss.org.uk/forum/read.php?1,77796

I had 'some' seed from them over the Winter. I was very impressed by the level of germination. A lot of it is who lists plants to your tastes - for me, their range is a very good match.

Sensibly priced Sansevierias (that's sensible as Sansevierias go) at http://www.brookside-nursery.com/

Big red button for you, Ian: http://www.85qm.de/up/BigRedButton.swf

Yes, Oreocereus, probably celsianus, then some sort of Cereus (and it's the one I always forget the name of), then I'd say Parodia magnifica then probably a Rebutia though I'd like to see it more closely to rule out Parodia haselbergii. Then a ? The last two, if these labels are the only choices, lo...

Slowing down evaporation from the soil is a blessing and a curse, depending on whether you find watering a chore or have a tendency to overwater. Certainly makes it harder to judge how damp the soil is.

Bathroom windowsills? Why not have it in a pot hanging from the ceiling? Where I used to live, I was very limited for space indoor and out, and had a large Platycerium in a hanging basket over the bath......