It was recently revealed that Prince Charles 'shakes hands' with every tree he plants - taking a branch and giving it a shake to wish it well.
This fact was shared on Twitter - and many reacted with delight, and quite a few leafy puns.
Matt Hall knows all about the connection between humans and plants - which stretches back centuries.
He says we're also closely connected scientifically, with humans sharing 50 percent of our genes with banana plants.
Matt joins us to explain the connection between plants and people.