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It's great to be able to get the seeds if you haven't been able to. Here, it's not a choice - we get them blown in. Which company do you use? We're often being asked for them

They were in the Fedco catalog from Maine.

Ok. You have Lactuca virosa that is probably growing wild there that's even better than L. serriola.

That's what the description said. It's on the list!