It looks like a OI tag...and number.
While visiting Sam, years ago, he told me he judged the CC Roth when it received...whatever it received and that was how he got the pollen.
I used Neem last summer with the high heat and had no phytotoxicity on Paphs. But, I have not used it a lot
There are some on here that use and recommend it.
Hangziety!! Funny! I don't think your far off...
I don't know that its common for the specie, I have one that set a bud in the fall, and then stalled until the following spring when it bloomed.