

This prompts the plant to produce more flowers, because removing the spent flowers deprives the plant of the potential seeds that evolution is driving it to produce. In case you don’t know, dead heading is simply a matter of removing spent flower heads.


But maybe that’s just me.) The two step tip for dead heading dahlias (I have to say, I can never think of dead heading, without thinking of the Grateful Dead.
DAHLIA DREAMY DAYS HOW TO
But to get prolonged flowing, you need to dead head.Īnd it can be a little bit harder to dead head dahlias, whatever variety of dahlia you have, than it is for most flowers, unless you are aware of one important fact – how to identify the spent flower head. Taking care of dahlias involves the usual necessities of feeding, watering and mulching. Once you know how to grow dahlias, they can flower for extended periods but only if you, the gardener, help them do so. However, the most important word in that first sentence was can. To my mind, one of the greatest strengths of dahlias, is that they can go on flowering from mid-summer right until the first frosts.ĭepending on where you live, that could mean that you can have dahlias in bloom for three, four or even five months. Continual deadheading means the dahlia plant will flower until the first frosts. By doing this, the plant’s ‘desire’ to set seed is frustrated, so it puts its energies into growing more flowers. We dead head dahlias, and other flowering plants, to prevent seeds developing. What is dead heading dahlias and why do it?ĭead heading dahlias means removing the remains of the spent flower head once the petals (or ray florets) have dropped off.
