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Plant data provided by Trefle.io and Perenual

HomePlant EncyclopediaGlobe thistle

Globe thistle

Echinops ritro

Asteraceae
Perennial
Ornamental
Attracts pollinators

About this plant

Echinops ritro is a perennial ornamental plant, typically growing 0.6–1.2 m tall. It thrives in full sun with low water needs, preferring loamy, chalky, or sandy soils. Hardy in USDA zones 3–8, it blooms from June to September with blue and purple flowers. This plant is non-fragrant, attracts pollinators, and is non-toxic. It is not evergreen.

Light

Full sun

Watering

Low water

Soil

Loamy, Chalky, Sandy

Height

0.6–1.2 m

Spread

0.3–0.6 m

Zones

3–8

Flower colors

Calendar
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Indoor Sowing
Direct Sowing
Transplanting
Bloom Period
J
F
M
A
M
J
J
A
S
O
N
D
Indoor Sowing
Direct Sowing
Transplanting
Bloom Period
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Growing Conditions

This globe thistle prefers full sun exposure and requires low watering, making it drought-tolerant once established. It is adaptable to a range of soil types, including loamy, chalky, and sandy soils. It is well-suited for USDA zones 3 through 8.

Characteristics

Echinops ritro is a striking perennial known for its spherical, blue to purple flower heads, resembling thistles. It blooms throughout the summer months and is highly attractive to pollinators, particularly bees and butterflies. The plant is not fragrant and is considered non-toxic. It is not an evergreen species.

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Data source: Trefle.io, Perenual
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