Guía de plantas
Shamrock.
Oxalis
Pronunciación ok-SAL-iss try-ang-gu-LAR-iss
También se conoce como Sorrel, Sorrels, Suurings, Wood Sorrel, Wood-sorrels, Woodsorrel, Woodsorrels, billy goat grass

The purple shamrock is a charming plant known for its deep, triangular leaves that fold up at night. It is a bulbous perennial that adds a lovely splash of color to any indoor space. You will find it quite responsive to light, moving its foliage throughout the day.
De un vistazo
- Care level
- Easy
- Plant type
- Bulbous perennial
- Light
- Bright indirect light is best for keeping the leaves vibrant.
- Indoor light
- bright-indirect
- Water
- Every 7 to 10 days
- Mature size
- 30 cm tall and 30 cm wide
- Growth rate
- medium
- Hardiness
- USDA 7 to 10
- Bloom time
- Spring to summer
Cuidados
Keep the soil lightly moist and provide plenty of bright, indirect light to maintain its vibrant color. Watch for leggy stems, which indicate the plant needs more light, and allow it a short dormant period if it begins to look tired. Ensure the pot has good drainage to prevent the bulbs from sitting in water.
- Watering
- Water when the top inch of soil feels dry to the touch.
- Feeding
- Use a balanced liquid fertilizer diluted to half strength during the growing season.
- Pruning
- Trim back any yellowing or damaged stems at the base to encourage fresh growth.
- Repotting
- Repot in the spring if the bulbs become too crowded in the container.
- Soil
- Well draining peat based potting mix
- Soil pH
- 6.0 to 7.0
- Temperature
- 15 to 24°C
- Humidity
- 40 to 60%
- Drought tolerance
- moderate
- Lifespan
- Perennial, typically 3 to 5 years.
- Deer and rabbits
- moderate
Señales de que necesita trasplante
- Roots growing out of the drainage holes.
- The plant stops producing new leaves.
- Water runs straight through the pot without soaking in.
Seguridad
- People
- The plant is considered toxic if consumed in large amounts due to high levels of oxalic acid.
- Pets
- This plant is toxic to cats and dogs if ingested due to soluble calcium oxalates.
- Children
- Keep this plant away from small children as ingestion of large quantities of leaves can cause stomach upset.
- Contact allergens
- Some individuals may experience mild skin irritation from handling the sap.
- Airborne allergens
- There is no significant evidence of respiratory allergies from this plant.
- Edibility
- Oxalis contains oxalic acid, which can be harmful in large quantities or for people with kidney issues.
Cómo identificarla
- Deep purple triangular leaflets
- Leaves fold closed at night
- Delicate white or pink flowers
- Grows from small scaly bulbs
- Height
- 0.15 to 0.3m
- Spread
- 0.15 to 0.3m
- Leaves
- purple, burgundy, evergreen
- Flowers
- white, pink, 1 to 2cm
Problemas frecuentes
- Rust — Small orange or brown spots appear on the undersides of leaves.
- Aphids — Tiny insects that suck sap from new growth and cause leaf curling.
Cómo cultivarla
- Propagation
- division
- When to plant
- spring
- Overwintering
- If growing outdoors in cold climates, bring containers inside or mulch heavily. If the plant goes dormant, keep the soil barely moist until new growth appears.
- In containers
- Oxalis grows very well in pots, and a 6 inch container is usually sufficient for a single plant.
Division of Bulbs
- Gently lift the plant from its pot during the dormant season.
- Separate the small bulbs or offsets from the main clump.
- Replant the offsets in fresh, well draining potting mix.
Pair Oxalis with plants that have similar water needs to ensure they thrive together without one outcompeting the other.
Buenas compañeras
- Ferns — They share similar light and moisture requirements in shady garden spots.
- Hostas — Their broad leaves provide a nice textural contrast to the delicate Oxalis foliage.
Mantenla lejos de
- Turf Grass — Oxalis can become invasive and compete aggressively with lawn grasses.
Especies parecidas
- Shamrock — Often confused due to the three leaf structure, though they are unrelated.
Ciencia
- Family
- Oxalidaceae
- Genus
- Oxalis
- Order
- Oxalidales
- Class
- Magnoliopsida
- Native range
- Found globally, with high diversity in South America and South Africa.
- Conservation
- Most common Oxalis species are widespread and not of conservation concern.
It often colonizes disturbed soil or forest floors, utilizing its ability to grow from small bulbs or rhizomes to spread quickly.
- Value to wildlife
- nectar source
- Pollinators
- bees, butterflies
- Uses
- ornamental groundcover, container plant, rock garden accent
A lo largo del año
Indicadores ecológicos
- Salinity
- 2/9
- Soil reaction
- 5/9
- Light
- 5/9
- Temperature
- 5/9
- Moisture
- 4/9
- Nutrients
- 4/9
Taxonomía cotejada con GBIF.
Lo que más preguntan
- Is Oxalis a weed?
- Some species are considered aggressive garden weeds, while others are prized ornamentals.
- Does it need full sun?
- Most prefer bright, indirect light to partial shade.
De dónde viene el nombre
The name Oxalis is derived from the Greek word oxys, meaning acid, referring to the sour taste of the leaves. The common name wood sorrel also highlights this acidic flavor profile.
Bueno saberlo
- The name Oxalis comes from the Greek word for acid.
- Some species are known as wood sorrel.
- The leaves are often shaped like clover but are not true clovers.
¿Tu shamrock tiene mal aspecto?
Esta página es una guía general. Pocket Botanist diagnostica problemas a partir de una foto de tu propia planta, calcula el riego según tu luz y tus condiciones, y te avisa cuando toca cuidarla.
Esta guía se ha generado con IA y se ha cotejado con la taxonomía de GBIF. Es información general, no asesoramiento botánico ni veterinario. Descubre cómo elaboramos estas guías.