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The Plant Guide

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Cardinal flower

Lobelia cardinalis

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Cardinal flower has reddish purple stems and lance-shaped, often glossy, bright green leaves tinged with bronze. Bold red spikes of tubular two-lipped flowers with reddish purple bracts appear in summer and early autumn.

Noteworthy CharacteristicsUseful near water or in a wildlife pool.

CareGrow in deep, fertile, moist soil or in containers of acidic soil near water.

PropagationDivide in summer. Take bud cuttings in midsummer.

ProblemsRust, smut, leaf spots, and slugs.

  • Genus : Lobelia
  • Plant Height : 1 to 3 feet
  • Zones : 2, 3, 4, 5, 6, 7, 8
  • Plant Width : 6 to 12 inches
  • Characteristics : Attracts Hummingbirds
  • Light : Full Sun to Partial Shade
  • Moisture : Medium to Wet
  • Plant Type : Perennials
  • Flower Color : Red
  • Bloom Time : Summer
  • Plant Seasonal Interest : Summer Interest

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Partial Shade

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