Columbus Grass

Sorghum almum

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Poaceae
Genus:
Sorghum
Species:
Sorghum almum
USDA Symbol:
SOAL

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Graminoid
Height:
300 cm
Light Requirements:
Full Sun
Drought Tolerance:
Medium
Bloom Months:
jun,jul,aug,sep

Garden & Ecology Notes

Wildlife Value:
birds, small mammals
Fire Ecology:
Fire adapted — tolerates or benefits from fire
Fire Notes:
Resprouts vigorously from rhizomes following fire or mowing, typical of perennial sorghums.

Soil Requirements

Soil Type:
fertile, well-drained loamy soil
pH:
5.5 - 7.5 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
prefers open, sunny environments

Propagation & Germination

Stratification:
None required
Germination Time:
7–21 days
Notes:
Seeds germinate readily in warm soil temperatures above 18°C. Light is not required for germination.

The above propagation data sourced from Claude AI