Delphiniums are vibrant herbaceous perennials famed for producing tall and colorful flower spikes in late spring and for much of summer. For gardeners looking for dramatic cottage garden ...

If you do have some delphiniums in pots, they will need to be cut back and mulched too, plus a little extra care. 'If you’ve got delphiniums in pots, ideally move them to a sheltered area like a ...