Puerto Rico Palmetto

Sabal causiarum

Native to:
Dominican Republic, Haiti, Leeward Is., Netherlands Antilles, Puerto Rico, United States, Virgin Islands

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Arecaceae
Genus:
Sabal
Species:
Sabal causiarum
USDA Symbol:
SACA

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Tree
Height:
1500 cm
Light Requirements:
Full Sun
Drought Tolerance:
High
Bloom Months:
may,jun,jul
Bloom Colors:
white, cream

Garden & Ecology Notes

Wildlife Value:
birds, small mammals
Deer Resistant:
Yes
Salt Tolerant:
Yes
Fire Ecology:
Fire adapted — tolerates or benefits from fire
Fire Notes:
Resprouts from terminal bud protected by persistent leaf bases; tolerates low-intensity fires.

Soil Requirements

Soil Type:
sandy, well-drained, nutrient-poor soil
pH:
6.0 - 7.5 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
native to rocky hillsides and coastal areas

Propagation & Germination

Stratification:
None required
Germination Time:
30–180 days
Notes:
Seeds germinate best with warm temperatures (85-95°F). Fresh seed germinates more readily; germination can be erratic.

The above propagation data sourced from Claude AI