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Costus Species, Spiral Ginger

Costus pulverulentus

Family: Costaceae
Genus: Costus (KOS-tus) (Info)
Species: pulverulentus (pul-ver-oo-LEN-tus) (Info)


Tropicals and Tender Perennials

Water Requirements:

Average Water Needs; Water regularly; do not overwater

Sun Exposure:

Sun to Partial Shade




Foliage Color:

Unknown - Tell us


4-6 ft. (1.2-1.8 m)


12-15 in. (30-38 cm)


USDA Zone 8b: to -9.4 C (15 F)

USDA Zone 9a: to -6.6 C (20 F)

USDA Zone 9b: to -3.8 C (25 F)

USDA Zone 10a: to -1.1 C (30 F)

USDA Zone 10b: to 1.7 C (35 F)

Where to Grow:

Grow outdoors year-round in hardiness zone



Bloom Color:


Bloom Characteristics:

Unknown - Tell us

Bloom Size:

Unknown - Tell us

Bloom Time:

Mid Spring

Late Spring/Early Summer

Mid Summer

Other details:

Unknown - Tell us

Soil pH requirements:

6.1 to 6.5 (mildly acidic)

6.6 to 7.5 (neutral)

Patent Information:


Propagation Methods:

By dividing rhizomes, tubers, corms or bulbs (including offsets)

Seed Collecting:

Allow seedheads to dry on plants; remove and collect seeds

Properly cleaned, seed can be successfully stored


This plant has been said to grow in the following regions:

Bartow, Florida

Deland, Florida

Hollywood, Florida

Inverness, Florida

Largo, Florida

Lynn Haven, Florida

Miami, Florida

Punta Gorda, Florida

Winter Haven, Florida

Zephyrhills, Florida

Folkston, Georgia

Deridder, Louisiana

Saint Helena Island, South Carolina

Galveston, Texas

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Gardeners' Notes:


On Sep 7, 2012, fuzzytufts from Folkston, GA wrote:

I received my plant from a friend 2 years ago and this year I found its likes and it bloomed 3 foot stems with 4 to 6 inch long pods. Mine has small white crepe type blooms that open each day and die tomorrow but the Deep Magenta Purple of the flower base is beautiful and it has been in bloom since Middle of June One stalk now has stopped blooming and is full of seeds and I sure wish I knew how to try to grow them. The bottom of the plant is in a pot but hidden with another plant but the blooms sought the sun and love it.


On Jul 28, 2003, suncatcheracres from Old Town, FL wrote:

I grew spiral pinecone ginger for almost 9 years in my yard in St. Petersburg, Florida, zone 9b. This is a quite stunning looking plant, even when not in bloom. They had bright orange small "pinecones" and smooth, glossy leaves. They grew in a mostly sunny spot along with dwarf Brazilian bananas, which grew to 15 feet, papayas and various colored cannas, so this was a very tropical looking bed. Everything but the papayas survinved an early March, 18 F degree freeze one winter.

This bed was mulched very heavily with chipped up compost given away free by the city, and after years of adding this mulch the dirt in this bed was a deep black color instead of a white sand. I can't remember when my pinecones bloomed, but they bloomed pretty profusely, and the plants grew to abo... read more