Zoia,
Not sure how the sales work. But you can paste the URL of the daylily database stats page of each of your daylilies for sale (or the NGA page) into a QR code generator like this one:
https://www.the-qrcode-generat...
Then you can print out QR codes for your daylily pots for sale and people can scan those to directly get the info of what you are selling, on their phones, prior to deciding to buy or not.
Always helpful to have photos and stats before deciding to buy something.
For example...
FOREVER REDEEMED: