St. John's Bread

Ceratonia siliqua

Native to:
Albania, Algeria, Cyprus, East Aegean Is., France, Greece, Iran, Italy, Kriti, Lebanon-Syria, Libya, Morocco, NW. Balkan Pen., Palestine, Sardegna, Sicilia, Sinai, Spain, Tunisia, Türkiye

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Fabaceae
Genus:
Ceratonia
Species:
Ceratonia siliqua
USDA Symbol:
CESI3

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Tree
Height:
1500 cm
Light Requirements:
Full Sun
Drought Tolerance:
High
Bloom Months:
sep,oct,nov
Bloom Colors:
green, red

Wildlife Benefits

Caterpillars:
★☆☆☆☆ Recorded caterpillar host plant (HOSTS Database)

Host Plant for Caterpillars

Carob moth (Ectomyelois ceratoniae), Dried fruit moth (Cadra calidella), Ectomyelois decolor, Mussidia nigrivenella, stored nut moth (Paralipsa gularis)

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 vigorously from the root crown after fire damage. Thick bark provides some fire resistance on mature trees.

Soil Requirements

Soil Type:
well-drained, rocky or sandy soil
pH:
6.0 - 8.5 (neutral to slightly alkaline)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
tolerates poor, calcareous soils

Propagation & Germination

Stratification:
None required
Scarification:
Seed coat scarification required before sowing
Germination Time:
14–30 days
Notes:
Scarification by mechanical abrasion or hot water treatment greatly improves germination. Seeds germinate readily after scarification without stratification.

The above propagation data sourced from Claude AI