Cyanus triumfettii
Images by part: leaf (5) · flower (5) · fruit (0) · bark (2) · habit (5) · other (5)

Cyanus triumfettii

Squarrose knapweed · Knapweed

Tier 3 Difficulty: medium Water: low Light: full_sun
Temperature
5–35 °C
Soil pH
6–8
Hardiness
Zone 4–9
Click count
290
Observations
1,469

Care Guide

💧 Water
☀️ Light Full sun
Ideal: Full sun
🌡️ Temperature 5–35°C
Ideal temperature: 5–35°C
💨 Humidity
Humidity:
🪴 Soil 6-8
Soil pH: 6-8
🌱 Fertilizer
🪴 Pot & Repot
✂️ Pruning
🌿 Propagating
🐛 Diseases & pets
☠️ Toxicity

Characteristics

Plant Type
Herb
Life Cycle
Annual
Genus
Cyanus
Family
Compositae
Hardiness Zone
4-9
Mature Height
30 cm to 76 cm
Mature Spread
20 cm to 40 cm
Leaf Color
Green, Dark Green
Leaf Type
Semi-evergreen
Flower Color
Blue, Purple
Flower Size
3.05 cm to 5.08 cm
Bloom Time
Late spring, Early summer, Mid summer
Planting Time
Spring, Summer
Harvest Time
Mid summer, Late summer, Early fall
Native Area
Hungary, Italy, Switzerland, Slovakia, Albania, Romania, Croatia, Slovenia, France

Tags (5)

Common Names (2)

en Squarrose knapweed
en Knapweed