Q: I love dahlias for their vibrant colors and intricate forms. This year, I would like to plant them in pots to brighten up my outdoor seating space. Are there any container-growing tips I need to ...

The common wisdom is to cut back dahlias in fall after the first hard frost, but can you cut them before the frost? Here's ...

Dahlias come in a wide assortment of sizes, shapes and colors. When provided with good growing conditions they will bloom ...

It's easy to fall in love with dahlias. Their massive flower heads are visual dynamite in a fall garden—and they look just as beautiful in a vase after you cut and arrange them. Dahlias are grown from ...

One of the best flowers for container gardeners is a dahlia. There are hundreds of varieties and dozens of colors and sizes. Some plants can have 40-50 blossoms a year if they are picked frequently.

Overwintering is a great way of protecting your plants from frost and wet weather, and it's especially crucial for more ...

The big question is when to dig your dahlia tubers. The answer is after a good frost. The plants should be left in the ground ...

Use an indelible marker to write the variety names on the tubers, and store them in a cool but not freezing place. Check them periodically, and throw out any tubers that have begun to rot. Potting and ...

In winter, place geraniums in a cool, bright spot and let dry out between waterings. (Flickr by Serres Fortier, CC BY 2.0.) Just like perennial plants, some garden questions come up year after year.

Question: I bought a variety of summer flowering bulbs this last season and planted them, with beautiful results. I truly enjoy the beauty of these flowers, but do I have to dig them up every year? If ...

-- Overwintering: This is the time of year to overwinter favorite varieties of dahlia. The tubers are lifted after the frost kills the top growth, but take care not to nick or bruise them. Cathy ...