Do you know how to double dahlias? It might sound like a spell, but, to be honest, gardening has always been that way – even something as simple as knowing when you should plant dahlias directly into the ground is key to making them bloom.
Still, doubling your dahlias so you have more flowers than you started with feels... well, it feels a little more magical than, say, the semantics of sussing out how to grow dahlias in pots.
