Here's what you'll need: 'Start with putting some good horticultural charcoal (available at Amazon) in the bottom of the new pot your peace lily is getting potted into,' advises Alex Kantor ...

Tip: Look out for the dwarf types of dahlias that will be much easier to sustain in a pot than some of the giant cactus and water lily types, which are better suited to garden planting.

Put your peace lily into the new pot and fill in around it with more fresh potting soil. Leave at least an inch between the ...