And do what? Guess on the spot, instead of from behind a computer screen?

That's what I would do, look at it closely to see if there may once have been
two plants.

PS: am I closer? Maybe YOU should go look?

I hope you know I was kidding. From the spelling I assumed the questioner is
British.
Iris,
Central NY, Zone 5a, Sunset Zone 40
"If we see light at the end of the tunnel, It's the light of the oncoming
train."
Robert Lowell (1917-1977)