Posted: Jun 20, 2019 7:55 am
by Spearthrower
Here you go JJ... it's a CHALLENGE (cos I know you like them)

Below is a picture of 2 plant pots both containing chilli plantlings.

The red pot on the left contains a dozen or so, while the pot on the right contains just one.

In which pot - red or black - would you say there is more selection pressure occurring?