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Blue Cereus

Cereus Hexagonus

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Overview

Blue Cereus (Cereus hexagonus), also known as the Lady of the Night, is a tall, columnar cactus that can reach heights of over 20 feet. Its striking blue-green stems are ribbed with occasional spines and mature specimens may span up to 6 inches in diameter. Night-blooming white flowers emerge in summer, offering a contrast against the blue tones. Ideal for dry, well-drained areas, it requires minimal maintenance and full sun exposure.

Sun FullWater Very LowZones 9–10Type CactusClimate Arid

Blue Cereus (Cereus Hexagonus) — offers a distinctive sculptural aesthetic to any landscape design

Culture

Sun: Full
Water: Very Low
USDA zones: 9–10

Shape & size

Mature height: 10–15 Ft.
Mature width: 10–15 Ft.

Classification

Type: Cactus
Family: Cactaceae
Climate: Arid

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Photos (78)

Blue Cereus (Cereus Hexagonus) — <br><br>During its blooming period in late spring to early summer; they are followed by edible

Blue Cereus (Cereus Hexagonus) — Minimal watering is needed, as the cactus is drought-tolerant, storing water in its thick stems

Blue Cereus (Cereus Hexagonus) — The Blue Cereus prefers full sun exposure but can tolerate partial shade; night-blooming white flowers emerge in, image 64

Blue Cereus (Cereus Hexagonus) — night-time blossoms offer a spectacular show

Blue Cereus (Cereus Hexagonus) — When incorporated into the landscape

Blue Cereus (Cereus Hexagonus) — towering columns reaching heights of up to 33 feet; which makes it versatile for various landscape settings, image 58

Blue Cereus (Cereus Hexagonus) — thriving in temperatures that do not typically drop below 30°F

Blue Cereus (Cereus Hexagonus) — ensure the plant is in well-draining soil to prevent root rot; sandy or rocky substrates are ideal; cactus for full

Blue Cereus (Cereus Hexagonus) — the Blue Cereus serves as a striking focal point or a dramatic backdrop for lower-growing flora; columnar cactus that can

Blue Cereus (Cereus Hexagonus) — towering columns reaching heights of up to 33 feet; which makes it versatile for various landscape settings

Blue Cereus (Cereus Hexagonus) — They are followed by edible

Blue Cereus (Cereus Hexagonus) — The Blue Cereus prefers full sun exposure but can tolerate partial shade; night-blooming white flowers emerge in summer

Blue Cereus (Cereus Hexagonus) — cactus with white blooms

Blue Cereus (Cereus Hexagonus) — also known as the Lady of the Night; ideal for dry, well-drained areas, it requires minimal maintenance and full, image 53

Blue Cereus (Cereus Hexagonus) — waxy skin and six to eight pronounced ribs running the length of each column make it an eye-catching addition

Blue Cereus (Cereus Hexagonus) — The large, white, nocturnal flowers can span up to 8 inches across and emit a pleasing, delicate fragrance

Blue Cereus (Cereus Hexagonus) — The Blue Cereus prefers full sun exposure but can tolerate partial shade

Blue Cereus (Cereus Hexagonus) — <br><br>During its blooming period in late spring to early summer

Blue Cereus (Cereus Hexagonus) — Regularity of watering can be adjusted seasonally, with less frequency during the cooler months

Blue Cereus (Cereus Hexagonus) — which makes it versatile for various landscape settings; waxy skin and six to eight pronounced ribs running the length of each

Blue Cereus (Cereus Hexagonus) — ensure the plant is in well-draining soil to prevent root rot; sandy or rocky substrates are ideal

Blue Cereus (Cereus Hexagonus) — columnar cactus that can reach heights of over 20 feet; the columns tend to branch out as the plant ages, creating, image 54

Blue Cereus (Cereus Hexagonus) — The columns tend to branch out as the plant ages, creating a natural treelike form

Blue Cereus (Cereus Hexagonus) — this cactus is suitable for USDA hardiness zones 9 through 11; also known as the Lady of the Night

Photographs by 17 contributors

Douglas Goldman, CC BY-SA 4.0 · source
Kevinsooryan, CC BY-SA 3.0 · source
Judgefloro, CC BY-SA 4.0 · source
Leonora Enking from West Sussex, England, CC BY-SA 2.0 · source
Kim, CC BY 4.0 · source
Maarten Sepp, CC BY-SA 4.0 · source
voyage-madagascar.org from Antananarivo, CC BY 2.0 · source
Juan Carlos Fonseca Mata, CC BY-SA 4.0 · source
Arivumathi, CC BY-SA 3.0 · source
Wade, CC BY-SA 2.0 · source
Amante Darmanin from Malta, CC BY 2.0 · source
Kristof Zyskowski, CC BY 4.0 · source
Peripitus, CC BY-SA 3.0 · source
Dick Culbert from Gibsons, B.C., Canada, CC BY 2.0 · source
Scott Ward, CC BY 4.0 · source
Mikecrespo, CC BY-SA 4.0 · source
Adityamadhav83, CC BY-SA 3.0 · source

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