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Hardy Canna in the GardenTags plant encyclopedia

Thalia dealbata

 

Hardy Canna

Thalia dealbata is usually grown as an aquatic ornamental because of the pretty flowers, and in cultivation has been proven hardy. Branching panicles of small violet blue flowers. Glaucous blue leaves. Suitable for ponds and lakes in full sun. Height 180 cm. Flowering time mid to late summer.

Contributed by @bel

 
plant Features
  • Hardy Canna likes full sun

    Full sun

  • Hardy Canna likes frequent watering

    Frequent watering

  • Hardy Canna is frost hardy: 23f (-5°c)

    Frost Hardy: 23F (-5°C)

  • Hardy Canna likes aquatic

    Aquatic

 
plant information

Common name

Hardy Canna

Latin name

Thalia dealbata

type

Perennial

family

Marantaceae

ph

5.0 - 8.5 Acid - Neutral

  • Light

    Hardy Canna likes full sun

    Full sun

  • Frost

    Hardy Canna is frost hardy: 23f (-5°c)

    Frost Hardy: 23F (-5°C)

  • Soil

    Hardy Canna likes aquatic

    Aquatic

  • Water

    Hardy Canna likes frequent watering

    Frequent watering

Plant & bloom calendar

  •  
    Best time to plant

full grown dimensions

The size of a fully grown Hardy Canna is 0.45meters x 2.00meters 0.45 M 2.00 M

Thalia dealbata

Thalia dealbata is usually grown as an aquatic ornamental because of the pretty flowers, and in cultivation has been proven hardy. Branching panicles of small violet blue flowers. Glaucous blue leaves. Suitable for ponds and lakes in full sun. Height 180 cm. Flowering time mid to late summer.


Propagation

From Early Spring TO Mid Spring

Propagate by division when lifting and replant when ready in spring

 

Planting in Spring

From Early Spring TO Mid Spring

In early Spring fill largish pots with compost to start them off, cover them with the compost but if there are any shoots leave them exposed. Sink container at the pond margin in a water depth of 10-60 cm over the crown.

 
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