Euphrasia vernalis
Euphrasia vernalis · Orobanchaceae
The gardener's calendar
Ideal time to plant euphrasia vernalis: set it out when the soil is neither frozen nor waterlogged, and water generously as it establishes.
ID card
- Common name
- Spring Eyebright
- Family
- Orobanchaceae
- Type
- Annual herbaceous plant
- Flowering
- April to June
- Adult size
- 15 to 30 cm tall
- Foliage
- Deciduous (annual)
- Hardiness
- Very hardy
- Origin
- Temperate Europe and Asia
Care
Sunlight
Spring Eyebright prefers full sun to partial shade situations. It adapts well to meadows, lawns and slopes with partial sun exposure. Sufficient light promotes generous flowering and compact growth.
Watering
This herbaceous plant enjoys slightly moist soil without excess during its growth period. Moderate watering during active vegetation is sufficient; natural drainage on slopes and well-aerated ground prevents waterlogging. In natural conditions, it often thrives on spring rainfall alone.
Soil
Eyebright thrives in poor to moderately fertile, well-drained soil that is slightly acidic to neutral. It tolerates chalky terrain and lean meadows, where it establishes itself without excessive competition. No deep soil work is necessary for naturalized sowings.
Pruning and cutting
No pruning is required for this annual herbaceous plant. Let the flowers develop freely to enjoy the spring flowering. After summer flowering, the plant naturally breaks down; you can let seeds disperse or tidy up depending on the desired effect.
Fertilizer
Spring Eyebright does not need significant nutrient inputs. It thrives on poor and depleted soils, where it is indeed more productive. Any excessive enrichment would favor competing weeds rather than the plant itself.
Diseases and pests
This annual herbaceous plant displays excellent resistance to common diseases and pests. It poses no major health problems in cultivation. Its short cycle and natural vigor make it a very reliable plant with no particular phytosanitary risk.
Did you know?
Eyebright has been called the "herb of sight" since the Middle Ages in Europe, though its traditional use in herbal medicine is subject to debate. Its name "Euphrasia" comes from ancient Greek meaning "rejoicing," as the Ancients considered it a plant with remarkable properties. It is a pioneer species that naturally colonizes lean meadows and disturbed ground in the European spring.
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
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Tips generated and checked by Viridia — adapt them to your local climate.