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Blue Cardinal Flower

Q&A
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  • Sun Exposure: Full Sun, Partial Shade
  • Height/Habit: 24 - 30 inches
  • Zone: 3-9
  • Flowering Date: Mid to late summer.
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Blue Cardinal Flower

Description
Striking spikes of bright blue-purple blooms make this cardinal flower a must-have! Late-season bloom time brightens borders after many summer flowers have faded. Also attracts butterflies, hummingbirds and songbirds. Tolerates clay soils and is adaptable to many growing environments.
Product Details
  • Season Spring
  • Unit of Measure1
  • Botanical NameLobelia siphilitica
  • Sun ExposureFull Sun, Partial Shade
  • State RestrictionsAE AK GU HI PR
  • Spread12 - 18 inches
  • Spacing12 - 18 inches
  • Hardiness Zone3-9
  • Flowering DateMid to late summer.
  • Planting InstructionsLikes a moist soil condition and will even tolerate clay soils. But does not do well in conditions were the soil can get overly dry. Humidity tolerant.
  • Winter CareNone special.
  • Flower Color:blue
  • Flower FormTerminal spike with tubular, 2-lipped flowers.
  • Foliage TypeLance-shaped slightly toothed.
  • Soil RequirementMoist soil conditions but will not tolerate overly dry soils.
  • PruningCut back spent flower stems.
  • Additional InformationNorthern gardeners can plant this in full sun for best flowering while southern gardeners should give this plant half day shade.
  • Unique CharactersticsStriking blue-purple flower spikes that are especially attractive to hummingbirds. The late season blooming time is especially attactive to those birds and butterflies heading south for the winter that is soon approaching. Good upright growth habit, first year flowering and use as a cut flower make this perennial a must have for any gardener.
  • Shipped2" POT
  • Height/Habit24 - 30 inches
  • Growth RateFast once established.
Shipping Information

When will my order ship?

Plants will be shipped at the proper planting time for your area of the country during the shipping timeframes outlined below:

2018 Spring Shipping Schedule
Zone Perennials & Potted Plants
1A-4B 5/7/18 - 6/22/18
5A 4/2/18 - 6/22/18
5B 3/19/18 - 6/22/18
6A 3/12/18 - 6/22/18
6B 3/5/18 - 6/22/18
7A & 7B 2/26/18 - 6/22/18
8A & 8B 2/19/18 - 5/18/18
9A - 10B 2/12/18 - 5/18/18
Last Order Date Zones 1-7: June 18th, 2018
Zones 8-10: May 14th, 2018

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