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giant orchid

giant orchid

Himantoglossum robertianum

herbaceous☀️ full sun💧 low waterZone 8a – Zone 10b

A striking Mediterranean orchid with tall upright spikes of reddish-brown and greenish flowers that resemble a flying insect. This terrestrial orchid thrives in dry, sunny locations and attracts pollinators with its distinctive appearance.

Overview

Form
Upright
Growth Rate
moderate
Size
0.5–2′ tall × 0.25–0.5′ wide
Dormancy
deciduous

Tolerances & Soil

low
Zone 8aZone 10b
1471013
ColderWarmer
Zone range: Zone 8a to Zone 10b

Seasonality

Bloom Season

J
F
M
A
M
J
J
A
S
O
N
D

Season of Interest

Spring

Herb

Soft non-woody plants of the field layer.

Succession Role

early successional

Native Range

Mediterranean

Function & Care

wildlife benefitpollinator nectary

Establishment & Care

Establishment
challenging
Maintenance
low
Propagation
seed, division

Companion Planting

Plants well with