I found it in a nursery and they couldn't tell me what it was. It was probably a seed that was mixed up with cabbage seeds. It could be a weed also.
Can you help me identify it?
Support is provided by subscribers and not employees because this domain doesn't have any employees. Sorry .. you could try UBC forum. The same process also applies to UBC. http://www.ubcbotanicalgarden.org/forums/