If you were close by, you could come over and dig up hundreds of bird-planted seedlings.
I'm whacking them ruthlessly in favour of the saskatoon bushes they propose to compete with. Go play somewhere else, you pesky chokecherries (says grumpy old man on porch).
But it's a chop and drop, so I imagine there's a whiff of permie in the mix somewhere.
I've got no option but to sell you all for scientific experiments. Or a tiny ad:
A rocket mass heater is the most sustainable way to heat a conventional home