Shellplant

Alpinia zerumbet

Native to:
Bangladesh, Cambodia, China, Hainan, Japan, Laos, Malaya, Myanmar, Nansei-shoto, Taiwan, Thailand, Vietnam

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Zingiberaceae
Genus:
Alpinia
Species:
Alpinia zerumbet
USDA Symbol:
ALZE

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Forb/herb
Height:
300 cm
Light Requirements:
Full Sun
Drought Tolerance:
Medium
Bloom Months:
may,jun,jul,aug,sep
Bloom Colors:
white, pink, yellow

Garden & Ecology Notes

Wildlife Value:
birds, butterflies
Deer Resistant:
Yes
Fragrant:
Yes

Soil Requirements

Soil Type:
rich, well-drained loamy soil
pH:
5.5 - 7.0 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
consistently moist
Notes:
prefers organically rich soils

Propagation & Germination

Stratification:
None required
Germination Time:
14–45 days
Notes:
Seeds germinate best with warm temperatures around 25-30°C. Fresh seed germinates more readily than stored seed.

The above propagation data sourced from Claude AI