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How to Grow Daisy Fleabanes

The daisy fleabane (Erigeron speciosus) belongs to the aster family and is a native perennial throughout much of North America. The name fleabane originated from the belief that fleas would abandon a structure in which people placed the dried flower heads, according to the “National Audubon Society Field Guide to Wildflowers: Eastern Region.” Daisy fleabane grows to 5 feet high, but is available in many cultivars that grow smaller. Daisy fleabane is suitable for naturalized areas, rock gardens and perennial borders, with its blooms appropriate for cut flower arrangements.

Instructions

    • 1

      Select daisy fleabane for your landscape if you live in U.S. Department of Agriculture plant hardiness zones 2 through 8. This perennial has excellent cold hardiness, but it performs poorly in the warmer zones, such as zones 7 and 8, according to Cornell University.

    • 2

      Place daisy fleabane in full sunshine sites when landscaping in the cooler zones. In zones featuring hot summers, plant this perennial where it can get some afternoon shade, advises the Missouri Botanical Garden.

    • 3

      Keep the ground in which you plant daisy fleabane damp, but refrain from putting it where the soil is soggy. Areas where the drainage is solid are good spots to plant this flower. In warmer zones, concentrate on watering these plants during times of drought.

    • 4

      Stake the larger cultivars and parent species of daisy fleabane so they will not droop over. This is often necessary when you plant daisy fleabane in fertile, damp soil, where it tends to thrive. To avoid having to utilize stakes to support the plants, choose cultivars such as Darkest of All, Charity, Dignity and Black Sea. These plants grow between 18 and 24 inches high.

    • 5

      Remove the spent flowers on daisy fleabane to encourage further blooming. Daisy fleabane flowers during July and August, but by taking off the old flowers, you may get the plant to continue to generate blooms well into the fall months. You can also cut the plants back after they bloom to promote new growth and more flowers.

    • 6

      Divide daisy fleabanes every 2 to 3 years when they begin to form dense clumps. Transplant the divided clumps to other portions of your landscape, getting rid of any of the older stems that feel woody and planting only the softer stems.