Carolina Buckthorn

Frangula caroliniana

Native to:
Mexico, United States

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Rhamnaceae
Genus:
Frangula
Species:
Frangula caroliniana
USDA Symbol:
FRCA13

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Shrub , Tree
Height:
1000 cm
Light Requirements:
Part Shade
Drought Tolerance:
Medium
Bloom Months:
apr,may,jun
Bloom Colors:
yellow, green
Landscaping Shrub:
Yes

Reported Fauna Sightings

Moths:Cecropia moth (Hyalophora cecropia), Coelodasys Packard, Magusa divaricata, Stigmella rhamnicola Butterflies:American snout butterfly (Libytheana carinenta)

Garden & Ecology Notes

Wildlife Value:
birds, small mammals
Fall Color:
yellow
Fire Ecology:
Fire adapted — tolerates or benefits from fire
Fire Notes:
Resprouts from roots and root crown following fire. Often found in fire-maintained woodlands and forest edges.

Soil Requirements

Soil Type:
rich, well-drained loamy soil
pH:
5.5 - 7.0 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
prefers woodland edges and open forests

Propagation & Germination

Stratification:
Cold/moist stratification required — 60–90 days
Germination Time:
14–42 days
Notes:
Seeds require cold stratification. Fresh seed may germinate more readily than dried seed.

The above propagation data sourced from Claude AI

Pre-treatment: Fresh seeds require no pretreatment. Stored seeds should be stratified for 30 days at 41°F.

Establishment: Carolina buckthorn grows in bottomlands in east and southeast Texas, near streams and canyons in central and south-central Texas, also east to Florida and north to Virginia. It will grow in either acid or alkaline soil in full or partial sun.

Source: npn.rngr.net