For common tall garden varietals, pinch dahlias when the plant reaches around 12 inches and has four pairs of leaves. “Stopping” dahlias involves cutting off the top of the main growing stem to ...

Dahlias are one of the superstars of the summer garden. They provide stunning visual interest with their colorful blooms, and they're beautiful cut flowers. However, in order for your dahlias to ...

Q. This year, I planted dahlias for the first time. They already had been started in pots. Now I understand I should pinch off the side flower buds. Is this essential? –Ron Teitelman, Chicago A. Many ...

Pruning is a common gardening method used to encourage new growth, more flowers and fruit on certain plants. While the method of pruning is well-known, a lesser-known method that’s often used on ...