Christie Brinkley's surprisingly simple secret to a lush garden can be found in your pantry – based on her dahlias, the non-toxic trick is worth it

Christie Brinkley.

A garden requires maintenance to look lush and inviting. Thus, we are always looking for tips and tricks to keep our green spaces in tip-top shape.

Christie Brinkley has proposed a few solutions, as per her recent Instagram post of her stunning garden, which features abundant dahlias. It's giving us great insight into how to create a non-toxic garden, and according to Christie, you only need three household items.