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Plant guide

Garden sorrel.

Rumex acetosa

Pronounced ROO-mex ah-seh-TOH-sah

Also known as Common Sorrel, Garden Sorrel, Garden dock

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Common Sorrel
Photo by Patrick Hacker (CC BY) via iNaturalist

Garden sorrel is a hardy perennial herb known for its sharp, lemony flavor. It grows in a basal rosette of arrow shaped leaves that add a nice zing to salads and soups. You will love how easily it thrives in cool weather.

At a glance

Care level
Easy
Plant type
Perennial herb
Light
Full sun to partial shade
Indoor light
Bright indirect
Water
Every 3 to 7 days
Mature size
2 feet tall and wide
Growth rate
Fast
Hardiness
USDA 3 to 9
Bloom time
Late spring to early summer

Care

Keep the soil consistently moist to prevent the plant from bolting prematurely in the heat. Watch for yellowing leaves as a sign of overwatering or poor drainage. Harvest the outer leaves regularly to encourage fresh new growth from the center.

Watering
Water whenever the top inch of soil feels dry to the touch.
Feeding
Apply a balanced liquid fertilizer once a month during the active growing season.
Pruning
Remove flower stalks as they appear to keep the plant focused on leaf production.
Repotting
Repot when the plant becomes root bound or the soil loses its structure.
Soil
Rich, moist, well draining soil
Soil pH
5.5 to 7.0
Temperature
-40 to 30°C
Humidity
40 to 70%
Drought tolerance
Low
Lifespan
Perennial, typically 3 to 5 years
Deer and rabbits
Moderate

Signs it needs repotting

  • Roots growing out of the drainage holes.
  • The plant becomes root bound and growth slows significantly.

Safety

People
The plant is generally safe for culinary use but should be avoided by people prone to kidney stones or gout.
Pets
This plant contains soluble calcium oxalates which can be toxic to cats and dogs if ingested in large quantities.
Children
The leaves are safe to touch, but children should be discouraged from eating large amounts raw due to the high acidity.
Contact allergens
Handling the leaves may cause mild skin irritation in sensitive individuals due to the acidic sap.
Airborne allergens
The windborne pollen can trigger seasonal allergies in sensitive people during the flowering period.
Edibility
Leaves contain high levels of oxalic acid, which can be harmful if consumed in large quantities by those with kidney issues.

How to identify it

  • Arrow shaped bright green leaves
  • Basal rosette growth habit
  • Small reddish green flower spikes
  • Distinctly tart and acidic taste
Height
0.3 to 1m
Spread
0.3 to 0.45m
Leaves
bright green, deciduous
Flowers
red, green, 0.2 to 0.5cm
Fruit
brown, Summer

Problems to watch for

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    Growing it

    Propagation
    seed, division
    When to plant
    spring, autumn
    Overwintering
    The foliage will die back in winter. Simply clear away the dead leaves in early spring to make room for new growth.
    In containers
    It grows well in pots, provided you use a container at least 20 centimeters deep and keep the soil moist.

    Division

    1. 1. Dig up a mature plant in early spring.
    2. 2. Gently pull the root clump apart into smaller sections.
    3. 3. Replant the divisions immediately in moist soil.

    Seed

    1. 1. Sow seeds directly in the garden in spring.
    2. 2. Cover lightly with soil.
    3. 3. Keep the area consistently moist until germination.

    Plant sorrel in a dedicated herb corner where you can keep the soil consistently moist and harvest frequently.

    Grows well with

    • Chives · They share similar moisture needs and grow well in the same herb patch.
    • Parsley · This pairing works well in culinary herb gardens with consistent soil moisture.

    Similar species

    • French Sorrel · It has a milder flavor and smaller, shield shaped leaves.

    Science

    Family
    Polygonaceae
    Genus
    Rumex
    Order
    Caryophyllales
    Class
    Magnoliopsida
    Native range
    Europe and parts of Asia.
    Conservation
    This plant is common and not of conservation concern.

    It thrives in meadows and damp grasslands, often colonizing disturbed soil.

    Value to wildlife
    larval host plant
    Pollinators
    bees, butterflies, moths
    Uses
    culinary herb, salad green, soup flavoring

    Through the year

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    Flowering
    Fruiting
    Foliage

    Ecological indicators

    Salinity
    2/9
    Soil reaction
    5/9
    Light
    6/9
    Temperature
    5/9
    Moisture
    6/9
    Nutrients
    6/9

    Taxonomy resolved against GBIF.

    Questions people ask

    Can I grow sorrel in a pot?
    Yes, it grows well in containers at least 20 centimeters deep.
    How do I keep it from flowering?
    Regularly harvest the outer leaves to encourage new growth and delay bolting.

    Where the name comes from

    The genus name Rumex is Latin for sorrel, while the species name acetosa refers to its acidic, vinegar like taste.

    Good to know

    • Sorrel has been cultivated as a food source since ancient times.
    • The name sorrel comes from the Old French word surele, meaning sour.
    • It is a traditional ingredient in French sorrel soup.

    Also in

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    This guide was generated with AI on and checked against GBIF taxonomy. It is general information, not horticultural or veterinary advice. Read about how we build these guides.