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The Plant Guide

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‘Summer Nights’ False sunflower

Heliopsis helianthoides 'Summer Nights'

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‘Summer Nights’ has a clumping form, sturdy wine-purple stems, and bronze-tinted leaves. It bears striking deep golden-orange blooms with orange-red centers from June until August.

Noteworthy CharacteristicsLong-lasting cut flower. Use in the back of the border or in wildflower or cutting gardens.

CareDeadhead to prolong bloom. Site in full sun and moist, well-drained soil. Can be cut back by half in early June to prevent them from flopping. Divide every 2-3 years to maintain vigor.

PropagationStart from seed, divide plants in spring or fall, or root basal cuttings in spring.

ProblemsProne to powdery mildew and rust.

  • Genus : Heliopsis
  • Plant Width : 1 to 3 feet
  • Plant Height : 3 to 6 feet
  • Zones : 4, 5, 6, 7, 8, 9
  • Uses : Containers
  • Light : Full Sun
  • Moisture : Medium Moisture
  • Plant Type : Perennials
  • Characteristics : Showy Foliage
  • Bloom Time : Summer
  • Plant Seasonal Interest : Summer Interest

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