Cutleaf vipergrass
Scorzonera laciniata · Asteraceae
The gardener's calendar
Ideal time to plant cutleaf vipergrass: set it out when the soil is neither frozen nor waterlogged, and water generously as it establishes.
ID card
- Family
- Asteraceae
- Form
- Herbaceous perennial
- Foliage
- Deciduous
- Flowering
- Spring to summer (April-July)
- Mature size
- 30-60 cm tall
- Hardiness
- Hardy to -15°C
- Origin
- Central Asian steppes
- Soil type
- Well-drained, dry to moderately moist
Care
Sunlight
Plant Scorzonera laciniata in full sun for generous flowering and compact growth. It tolerates partial shade but will flower less abundantly. Avoid dense shade where the plant will become leggy.
Watering
Water moderately during the growing period, then reduce considerably once established. This steppe plant prefers relative dryness: wait for the soil to dry between waterings. Excess moisture is harmful and causes root rot.
Soil and drainage
Well-drained soil is essential; enrich with sand or gravel if your soil is heavy. This species dreads waterlogging and thrives in poor to moderately fertile ground. A light addition of organic matter is sufficient.
Fertilizer
Balanced fertilizer in early spring is sufficient. This perennial doesn't require regular feeding: too much nitrogen promotes foliage at the expense of flowering. In poor soil, one discreet annual application is enough.
Pruning and cleanup
Pinch young plants in May to encourage branching and denser growth. After flowering, remove spent flowers to extend the blooming period. In autumn, cut back the plant just above soil level.
Diseases and pests
Generally very healthy, Scorzonera laciniata mainly fears rot if conditions are too humid. Slugs may attack young leaves in spring. Good air circulation prevents fungal diseases.
Did you know?
Scorzonera laciniata was traditionally cultivated in Central Asia for its fleshy root, used for medicinal and culinary purposes. Its name "Scorzonera" comes from the Catalan "escorçó" (viper), as it was once recommended against snake bites—a popular belief that persisted until the European Renaissance.
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.
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Tips generated and checked by Viridia — adapt them to your local climate.