Costus Species, African Spiral Flag, Ornamental Ginger

Costuslucanusianus

Genus
Costus (KOS-tus)
Synonym
Costus dussii
Costus lucanusianus var. major
Sun Exposure
Sun to Partial Shade
Foliage
Evergreen
Smooth
Height
4-6 ft. (1.2-1.8 m)
Spacing
12-15 in. (30-38 cm)
Hardiness
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)
Bloom Color
Pale Pink
Rose/Mauve
Orange
Gold (yellow-orange)
White/Near White
Bloom Time
Other Details
Category
Tropicals and Tender Perennials
Water Requirements
Average Water Needs; Water regularly; do not overwater
Foliage Color
Where to Grow
Bloom Characteristics
Bloom Size
Other details
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
Regional

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Gardener's Notes:

0
positive
0
neutral
0
negative
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