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  2. When to Plant Dahlias for the Most Beautiful Blooms ... - AOL

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    When to Plant Dahlias by Seed. If you’d like to give your Dahlia seeds a head start to the growing season, sow them indoors before spring. “Dahlias can be started indoors from seed six to 10 ...

  3. The #1 Mistake Beginners Always Make When Growing Dahlias ...

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    At the close of the growing season, you can either dig up the dahlia tubers for next year's planting or leave them in the soil. In hardiness zones 8 to 10, it might be possible to leave the tubers ...

  4. Dahlia - Wikipedia

    en.wikipedia.org/wiki/Dahlia

    However, their tuberous nature enables them to survive periods of dormancy, and this characteristic means that gardeners in temperate climates with frosts can grow dahlias successfully, provided the tubers are lifted from the ground and stored in cool yet frost-free conditions during the winter. Planting the tubers quite deep (10–15 cm or 4 ...

  5. 20 Types of Dahlias to Grow in Your Garden - AOL

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    Planting dahlias is the perfect way to bring some pops of color to your garden. Browse these dahlia types and varieties to bring their beauty to your backyard. 20 Types of Dahlias to Grow in Your ...

  6. Dahlia pinnata - Wikipedia

    en.wikipedia.org/wiki/Dahlia_pinnata

    Dahlias tend to attract quite a bit of insects, some which are dangerous and harmful to their survival. Insects like slugs, earwigs, the red spider, snails, caterpillars, aphids, and thrips threaten dahlias because they can eat the petals, leave slime trials, leave tattered petals, etc. Dahlias can also become infected with the following diseases: Sclerotinia disease, fungal diseases, mildew ...

  7. Verticillium wilt - Wikipedia

    en.wikipedia.org/wiki/Verticillium_wilt

    Verticillium will grow best between 20 and 28 degrees Celsius, [2] but germination and growth can occur well below (or above) those temperatures. Still, Verticillium will generally not survive in the branches and trunks of infected trees during hot, dry seasons in regions such as summer in southern California.