Another reason a calathea may be struggling is that it has become pot-bound and needs more room for growth. There are some houseplants that like being pot-bound, but calatheas will stop growing ...

"The new container should be at least 1 to 2 inches larger than the pot it's coming from," says Dick Zondag, horticulturist ...

Why shouldn’t I buy? You might source a peat-free calathea from a nursery more local to you than Hampshire. The extra mile Plastic-free, protective packaging, no broken leaves or spilled soil ...