Wood ear

Oxalis hirta

Oxalis hirta is an attractive perennial plant native primarily to South Africa. The following describes its growth characteristics, propagation methods, cultivation methods, garden uses, and pest and disease control.

Growth Characteristics
- Morphology: Oxalis hirta typically grows to a height of about 20–30 cm and possesses small, spherical bulbs.
- Leaves: The leaves are trifoliate and bright green.
- Flowers: It produces vivid pink or purple flowers that open more fully in strong sunlight.
- Growing Conditions: It thrives in warm, sunny environments. It prefers well-drained soil.

Propagation Methods
- Bulb Separation: It is primarily propagated by separating bulbs. Separate and plant the bulbs when repotting in the spring.
- Seed Sowing: While propagation by seeds is possible, using bulbs is more common. Cultivation Methods
- Soil: Use well-draining soil; it prefers slightly acidic soil.
- Watering: Be careful not to overwater, and water when the soil becomes dry.
- Sunlight: It thrives in locations with ample sunlight and requires at least 5 hours of sunlight per day.
- Temperature: It generally prefers warm temperatures and is sensitive to frost, so special protection is required during the winter.

Garden Uses
- Oxalis hirta can be used as an ornamental plant along flowerbed edges or in rock gardens. It can also be grown indoors in pots.

Important Pests and Control Methods
- Pests and Diseases: It is generally resistant to specific pests and diseases, but root rot may occur if the soil is overwatered.
- Control: Provide a well-drained environment, observe the plant regularly, and use appropriate insecticides if pests or diseases occur.

By considering these characteristics and methods, you can cultivate Oxalis hirta to maintain a healthy and beautiful plant.

Plant Type
Plant Family	Oxalis and
Height	15~25cm
Spread	30~60cm
Colors	purple, pink
Bloom Period	March to June
Water Needs	commonly
Exposure	semi-shaded area
Freezing Resistance	-10°C

Oxalis 'Iron Cross'
Oxalis tetraphylla 'Iron Cross'

Oxalis depressa
Oxalis depressa