Caper

Capparis spinosa

Native to:
Afghanistan, Albania, Algeria, Baleares, Caroline Is., Chad, China, Cook Is., Corse, Cyprus, East Aegean Is., Egypt, Fiji, France, Greece, Gulf States, India, Iran, Iraq, Italy, Kazakhstan, Kirgizstan, Kriti, Krym, Lebanon-Syria, Lesser Sunda Is., Libya, Marianas, Marshall Is., Morocco, Nauru, Nepal, New Caledonia, New Guinea, Niue, North Caucasus, NW. Balkan Pen., Oman, Pakistan, Palestine, Philippines, Pitcairn Is., Portugal, Samoa, Sardegna, Saudi Arabia, Sicilia, Sinai, Society Is., Solomon Is., Spain, Tadzhikistan, Tonga, Transcaucasus, Tuamotu, Tubuai Is., Tunisia, Türkiye, Turkmenistan, Uzbekistan, Vanuatu, Wallis-Futuna Is., Yemen

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Capparaceae
Genus:
Capparis
Species:
Capparis spinosa
USDA Symbol:
CASP28

Growth Characteristics

Height:
100 cm
Light Requirements:
Full Sun
Drought Tolerance:
High
Bloom Months:
may,jun,jul,aug,sep
Bloom Colors:
white, pink
Landscaping Shrub:
Yes

Garden & Ecology Notes

Wildlife Value:
bees, butterflies
Deer Resistant:
Yes
Salt Tolerant:
Yes
Fragrant:
Yes
Fire Ecology:
Fire adapted — tolerates or benefits from fire
Fire Notes:
Resprouts vigorously from woody rootstock after fire or cutting; adapted to Mediterranean fire regimes.

Soil Requirements

Soil Type:
rocky, well-drained, nutrient-poor soil
pH:
6.0 - 8.5 (neutral to slightly alkaline)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
thrives in arid, coastal regions

Propagation & Germination

Stratification:
Warm then cold/moist stratification (double dormancy) — 60–90 days
Scarification:
Seed coat scarification required before sowing
Germination Time:
30–120 days
Notes:
Germination is erratic and slow; seeds benefit from scarification and warm stratification followed by cold stratification. Fresh seed germinates better than stored seed.

The above propagation data sourced from Claude AI