The days are getting longer and the weather is feeling balmier, but don't rush to plant dahlia tubers outside - acting too soon could do more harm than good ...

White and yellow forms are available with flowers appearing in mid-June to July. By pairing varieties together, it’s possible to make stunning combinations in both borders and pots, says Clark.

Pollinators rating based on how many bees, butterflies and other pollinating insects visited the flowers. The more stars the better. OVERALL RATING Ignores price and is based on flowering duration 30% ...

The dahlia is a magnificent flowering plant to have in the garden, giving us endless flowers from later summer to the first frosts of autumn. I enjoy growing them and tending to them throughout ...