In southern India, it usually grows as an ornamental plant and its leaves are used as a dietary supplement in the treatment of diabetes mellitus.


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About Spiral Flag

Plants in this genus are related to true gingers (Zingiber) and other so-called gingers (Alpinia, Hedychium), and like them have eshy rhizomes and stems bearing large leaves.In Costus, the leaves are spirally arranged around the stem.

Flowers emerge from a tight, conelike cluster of colored bracts at stem ends in summer and fall.

Plant Specifications

*above specification are indicative only. actual dimensions may vary by +-10%
Common Name fiery costus, Step ladder or Spiral flag or Insulin plant, crape ginger, kebu, keu
Maximum Reachable Height 10 ft
Flower Colour white
Bloom Time October to December.
Difficulty Level easy to grow

Planting and care

Start with pruning shears for smaller growth. Use loppers, which look like giant, long-handle shears, for growth that is more than half an inch thick. A small pruning saw is handy, as it cuts on both the push and the pull.

Spiral Flag care

Plants have sprawling, mounding habit. Native to the tropical forest, they prefer light shade but can stand full sun if roots are shaded. Use around foundation or near patio or pool; can also be grown in large pots. Plants are dormant in winter and need little water at that time. Provide a winter mulch.

Sunlight Partial Shade
Watering Ample Water
Soil well-drained soil
Temperature 25°F.
Fertilizer Apply any organic fertilizer

Spiral Flag special feature

Sep 17, 2005 - Botanical name: Cheilocostus speciosus Family: Costaceae (Spiral ... It is a tall and dramatic landscape plant with large dark green leaves

Spiral Flag uses

Ornamental Use:

  • The plant is used for ornamental purpose

Medicinal Use:

  • It is used as an herbal cure for diabetes
  • Best used for Fevers, Cough, Skin Diseases
  • it has been proven to possess various pharmacological activities like hypolipidemic, diuretic, antioxidant, anti-microbial, anti-cancerous

Culinary Use:

  • The species reproduces vegetatively by rhizome, and birds disperse the seeds when they feed on the fruits

Frequently Asked Questions

What is another name for a Spiral Flag ?

Spiral Flag is commonly known as fiery costus, Step ladder or Spiral flag or Insulin plant, crape ginger, kebu, keu

How tall do Spiral Flag grow?

On average Spiral Flag grows 10 ft

What color are Spiral Flag ?

A Spiral Flag plant bears flowers of color white

When Spiral Flag blooms?

With enough light, Spiral Flag may produce white flowers in October to December.

How hard is Spiral Flag to grow?

A Spiral Flag is easy to grow

How much sunlight does a Spiral Flag need?

A Spiral Flag prefers Partial Shade

How much water does a Spiral Flag need?

A Spiral Flag prefers watering Ample Water

What kind of soil does a Spiral Flag need?

A Spiral Flag prefers well-drained soil

What temperature does a Spiral Flag like?

A Spiral Flag prefers 25°F.

How often should I fertilize my Spiral Flag ?

To encourage Spiral Flag growth, Apply any organic fertilizer


Wednesday, 18 December 2019

I have been growing exotic plants for 50 years

Priti Prasad

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