Alphabetical Plant Listing

Lobelia x speciosa 'Vedrariensis' (Cardinal Flower)

Lobelia 'Vedrariensis', Hybrid Purple Lobelia, Purple Cardinal Flower


Perfect for the summer garden, Lobelia x speciosa 'Vedrariensis' (Cardinal Flower) is a vigorous, upright perennial featuring long spires of dark violet flowers atop dark green leaves flushed with purple from midsummer to early fall. The blossoms are a magnet for bees, butterflies, and hummingbirds. Adding vertical interest to the landscape, Cardinal Flowers are excellent border plants for damp or wet locations.

  • Grows up to 3-4 feet tall (90-120 cm) and 1-3 ft. wide (30-90 cm).
  • Performs best in deep, rich moisture-retentive soil in sun or partial shade. If enough moisture is available, it will thrive in the sun. In drier soils, it should be planted in part shade.
  • A welcomed addition to beds and borders, containers, city gardens, coastal gardens, cottage gardens or near ponds or streams.
  • Keep an eye out for slugs and crown rot. Deer and rabbit resistant.
  • Deadheading spent blooms will improve the overall appearance of the plant and may promote reblooming. Cut back after flowering.
  • Propagate by division or by seed. Seed can be sown in very early spring. Seed may not come true to type.
  • Ingestion may cause discomfort. Wear gloves and other protective equipment when handling.

Not sure which Lobelia to pick?
Compare All Lobelia

Buy Lobelia x speciosa 'Vedrariensis' (Cardinal Flower)

Requirements

Hardiness 5 – 8
Heat Zones 5 – 8
Climate Zones 2, 2A, 2B, 3, 3A, 3B, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17
Plant Type Perennials
Plant Family Lobelia
Exposure Full Sun, Partial Sun
Season of Interest Summer (Mid,Late)
Fall
Height 3' – 4' (90cm – 120cm)
Spread 1' – 3' (30cm – 90cm)
Spacing 12" – 36" (30cm – 90cm)
Water Needs Average, High
Maintenance Low
Soil Type Chalk, Clay, Loam, Sand
Soil pH Acid, Alkaline, Neutral
Soil Drainage Moist but Well-Drained, Poorly Drained
Characteristics Cut Flowers, Showy
Tolerance Deer, Rabbit, Wet Soil
Attracts Butterflies, Hummingbirds
Garden Uses Beds and Borders, Bog Gardens, Patio and Containers, Ponds and Streams, Rain Gardens
Garden Styles Informal and Cottage

Buy Plants

Great Plant Combination Ideas with Lobelia


John Martin

While every effort has been made to describe these plants accurately, please keep in mind that height, bloom time, and color may differ in various climates. The description of these plants has been written based on numerous outside resources.


Requirements

Hardiness 5 – 8
Heat Zones 5 – 8
Climate Zones 2, 2A, 2B, 3, 3A, 3B, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17
Plant Type Perennials
Plant Family Lobelia
Exposure Full Sun, Partial Sun
Season of Interest Summer (Mid,Late)
Fall
Height 3' – 4' (90cm – 120cm)
Spread 1' – 3' (30cm – 90cm)
Spacing 12" – 36" (30cm – 90cm)
Water Needs Average, High
Maintenance Low
Soil Type Chalk, Clay, Loam, Sand
Soil pH Acid, Alkaline, Neutral
Soil Drainage Moist but Well-Drained, Poorly Drained
Characteristics Cut Flowers, Showy
Tolerance Deer, Rabbit, Wet Soil
Attracts Butterflies, Hummingbirds
Garden Uses Beds and Borders, Bog Gardens, Patio and Containers, Ponds and Streams, Rain Gardens
Garden Styles Informal and Cottage

Great Plant Combination Ideas with Lobelia

Plant Calculator

How many Lobelia x speciosa 'Vedrariensis' (Cardinal Flower) do I need for my garden?

%
ft
ft

Your Shopping List

Plant Quantity
Lobelia x speciosa 'Vedrariensis' (Cardinal Flower)

Find your Hardiness Zone

Find your Climate Zone

Find your Heat Zone

Join Gardenia.net

Create a membership account to save your garden designs and to view them on any device.

Becoming a contributing member of Gardenia is easy and can be done in just a few minutes. If you provide us with your name, email address and the payment of a modest $25 annual membership fee, you will become a full member, enabling you to design and save up to 25 of your garden design ideas.

Join now and start creating your dream garden!

Create a New Collection

Optional. For your reference.


Move Selected Plants to a Different Collection


Delete Collection

This field is required.