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
Nevit Dilmen ( talk )






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