About the genus

Erigeron is a large genus of plants in the composite family (Asteraceae). It is placed in the tribe Astereae and is closely related to the Old World asters (Aster) and the true daisies (Bellis). The genus has a cosmopolitan distribution, and the highest diversity occurs in North America.

Wikipedia contributors, "Erigeron", CC BY-SA 4.0 — Erigeron

In the garden

Erigeron macranthus sits within the genus Erigeron and the daisy family Asteraceae, presenting the composite heads that define the group. In the UK its flowering season runs from June to September, so it contributes to midsummer and late-summer colour in planting schemes. Specific origin and size details for this taxon are not stated here; focus on its flowering habit when planning placement. Position the plant where its flowering can be seen: many Erigeron species do best in a free-draining medium and in a spot that receives good light for much of the day. Avoid sites that remain waterlogged through winter. A light mulch after growth has hardened off can protect roots without encouraging excess vigour. Cutting back spent stems after flowering tidies the plant and can help maintain a neat outline through autumn. Use Erigeron macranthus in mixed herbaceous borders to bridge the gap between early-summer and late-summer perennials, or introduce it to gravel beds and scree where drainage is sharp. It also integrates well with other summer-flowering perennials that have similar soil requirements. Expect its main contribution to be a sustained run of flowers across June to September, making it useful where a clear summer display is required.

From the Fenn Plants journal

• Notes on DaffodilsWhen to plant daffodil bulbs in the UK, how deep, how to naturalise them in grass, why daffodils stop flowering (“blindness”), and why you should never mix cut daffodils with other flowers.
• Keeping Your NerveHow to garden through a heatwave — the best time to water, why deep soaks beat daily sprinkles, caring for pots and vulnerable plants, and why you can let the lawn go brown.
• Made to LastHow to clean, store and protect garden pots and planters — the frost-proof vs frost-resistant difference, winter care for terracotta and ceramic, and how to reuse a broken pot.

More in the Erigeron genus

• 
  Erigeron 'Prosperity'Fleabane
• 
  Erigeron Glaucus 'Beachboy Blue'
• 
  Erigeron glaucusglaucous-leaved fleabane
• 
  Erigeron glaucus 'Elstead Pink'Elstead Pink Seaside Daisy
• 
  Erigeron philadelphicusPhiladelphia fleabane
• 
  Erigeron speciosusshowy fleabane
• Erigeron 'B. Ladhams'Fleabane
• Erigeron 'Charity'