Field eryngo
Eryngium campestre · Apiaceae
The gardener's calendar
Ideal time to plant field eryngo: set it out when the soil is neither frozen nor waterlogged, and water generously as it establishes.
ID card
- Family
- Apiaceae
- Plant type
- Perennial herbaceous
- Foliage
- Deciduous
- Flowering
- July to September
- Adult height
- 30 to 60 cm
- Hardiness
- Very hardy (down to -15°C)
- Origin
- Temperate and Mediterranean Europe
- Exposure
- Full sun
Care
Exposure
The tumbling thistle demands full sun exposure to develop harmoniously. Choose a warm, sunny location with at least 6 hours of direct sunlight daily. In shade, the plant weakens and flowering becomes less abundant.
Soil and planting
Plant in well-drained, stony or gravelly soil, even if poor. The tumbling thistle dreads stagnant moisture and prefers dry, slightly alkaline soils. Avoid heavy, compacted soils that promote root rot.
Watering
Water moderately during the first year of establishment. Once established, this plant tolerates drought very well and requires little watering. In summer, let the soil dry between waterings.
Fertilizing
The tumbling thistle is not demanding in nutrients. A moderate fertilizer application in spring is more than sufficient. Avoid excessive nitrogen inputs that weaken the plant and reduce its hardiness.
Pruning and maintenance
Remove spent flowers to prolong flowering and prevent excessive self-seeding. In late winter, cut dry stems to ground level to make way for new shoots. No drastic pruning is necessary.
Health and pests
The tumbling thistle is naturally very resistant to diseases and pests. The main risk remains root rot in case of excessive winter moisture. Ensure very good drainage to prevent this problem.
Did you know?
The tumbling thistle owes its common name to a remarkable behavior: at maturity, the plant dries out, detaches from the ground and rolls with the wind, dispersing its seeds over great distances. This spectacular mechanism makes it a true European 'tumbleweed,' a symbol of the continent's arid steppes.
Where to buy it
Plant in spring or early autumn, avoiding spells of intense heat. Pick a plant with healthy foliage and roots that are not exposed. Best time: March, April, May, September.
Add this plant to my garden →Plants from the same family
- CarawayCarum carvi
- MasterwortAstrantia major
- SamphireCrithmum maritimum
- Flat sea hollyEryngium planum
- Shrubby Hare's EarBupleurum fruticosum
- Crowfoot-leaved hare's-earBupleurum ranunculoides
Tips generated and checked by Viridia — adapt them to your local climate.