How do the flowers explode in Farm Heroes Saga?

Digger1

It always seem to be random, how do the flowers work- is there a method to make them pop? 

Brenda_Bear

You have to make 3 moves next to them for them to open. 

Brenda_Bear

You have to make 3 moves next to them for them to open. 

Brenda_Bear

You can also smack them with a shovel to help them along.

Digger1

I wasn't sure how many moves it was.. thanks Brenda Bear!