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A mature Firesticks Pencil Cactus (Euphorbia tirucalli) growing in a residential garden bedSucculents

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Firesticks Pencil Cactus

Euphorbia tirucalli

Firesticks Pencil Cactus is a slow-growing succulent, hardy in USDA zones 11-12, that matures to about 20-30 ft × 6-10 ft. It does best in full sun with low water needs in well-drained and occasionally-wet soil. Expect yellow blooms in spring and summer. It stands up well to deer, drought and dry soil, grows happily in containers.

USDA zones
11-12
Sun
Full sun
Water
Low
Mature size
20-30 ft × 6-10 ft
Growth rate
Slow
Maintenance
Low
Soil
Well-drained, Occasionally-wet
Bloom color
Yellow
Bloom season
Spring, Summer
Tough against
Deer, Drought, Dry soil, Rabbits
Toxic to
People
Native to
Tropical and southern Africa east to Indonesia

Freeze survival

Will it survive your winters?

We score Firesticks Pencil Cactus’s freeze-trouble range against the real coldest nights your area has recorded.

Powered by ~35 years of daily lows from the nearest NOAA weather station. A risk read, not a guarantee — a sheltered spot or mature plant beats the odds.

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