Red sorrel
Rumex sanguineus · Polygonaceae
The gardener's calendar
Ideal time to plant red sorrel: set it out when the soil is neither frozen nor waterlogged, and water generously as it establishes.
ID card
- Foliage
- Deciduous to semi-evergreen
- Flowering
- June to August, reddish flowers in panicles
- Adult size
- 40 to 60 cm in height
- Growth
- Fast
- Hardiness
- Zone 5 to 9 (hardy)
- Origin
- Western Europe
- Soil type
- Well-drained, rich in organic matter
Care
Watering
Keep the soil regularly moist during the growing season, particularly in dry periods. Reduce watering in winter. Avoid excess moisture which promotes root rot.
Light exposure
Position in full sun to partial shade for beautiful leaf coloration. Partial shade works well, especially in very warm regions where it preserves the intensity of red foliage.
Soil and planting
Prefer fertile, well-structured soil rich in organic matter. Adding compost or potting soil at planting improves establishment. Tolerates slightly acidic to neutral soils.
Pruning and cleanup
Cut back stems in spring to encourage compact and dense growth. Remove faded flowers to encourage foliage. Cleaning up dead leaves in late autumn keeps the plant healthy.
Fertilizing
Apply balanced fertilizer in spring when new leaves appear. A second application in early summer can support growth. Avoid excess nitrogen which would promote foliage at the expense of structure.
Diseases and pests
Generally sturdy, bloody sorrel may be prone to powdery mildew in case of excess moisture. Check for the absence of aphids. Good air circulation and watering at the base limit fungal problems.
Did you know?
Bloody sorrel was traditionally grown in medieval kitchen gardens for its ornamental and tart leaves, often used in cooking to enhance dishes. Its remarkable red pigmentation of the veins, which intensifies with sunlight, made it a prestigious plant in apothecary gardens alongside medicinal herbs.
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.