Origin
Oxalis purpurascens T.M.Salter, also known as Purple Wood-sorrel, is a flowering plant that belongs to the family Oxalidaceae. This plant is native to South America and is found growing in Brazil, Argentina, and Uruguay.
Common Names
Purple Wood-sorrel is commonly referred to as " Flor-de-conchinha","Sucuruju" or "Trevo-da-mata", in Brazil. In Argentina it is known as "Cancerilla", while in Uruguay it is commonly called "Oxalis Morada".
Uses
The Oxalis purpurascens T.M.Salter has traditional medicinal uses, as it is known to possess therapeutic properties. It is believed to treat respiratory issues, body pains, hypertension, and fever. Its leaves are used in several traditional dishes in Brazil, as it is an edible herb.
General Appearance
The Oxalis purpurascens T.M.Salter is a perennial plant that grows up to 20-30 cm in height. It has oval-shaped leaves that are deep green in color, with a hint of purple. The foliage is trifoliate, and the flowers are daisy-shaped with five petals. The plant also produces small, cylindrical fruits that contain numerous tiny seeds.
Light Requirements
Oxalis purpurascens T.M.Salter thrives in partial shade to full sunlight. This plant requires at least four hours of direct sunlight every day to produce abundant flowers and leaves. If grown indoors, place the plant near a window that receives bright and indirect sunlight. Providing optimal light conditions enhances the plant's growth and overall appearance.
Temperature Requirements
The ideal temperature range for Oxalis purpurascens T.M.Salter is between 60°F-75°F (15°C-24°C). This plant can tolerate a minimum temperature of 50°F (10°C) and a maximum of 85°F (29°C). Avoid exposing the plant to extreme temperatures, as it can cause irreversible damage. It can adapt to changes in temperature, but sudden fluctuations may hinder its growth and development.
Soil Requirements
Oxalis purpurascens T.M.Salter grows well in well-draining soil that is rich in organic matter. The pH of the soil should be between 6.0-7.0. The soil should be kept consistently moist, but not waterlogged. Water the plant once the top inch of soil feels dry to the touch. Avoid standing water around the root system. Use a pot with drainage holes to prevent waterlogging and root rot.
Cultivation of Oxalis purpurascens T.M.Salter
Oxalis purpurascens T.M.Salter is a delicate-looking plant that is easy to grow. As a native of South Africa, it thrives in warm temperatures with well-draining soil, either acidic or slightly alkaline. It can also tolerate dappled sunlight or partial shade, which makes it perfect for both indoor and outdoor plants.
If you wish to plant it outside, choose a spot in your garden which receives enough sunlight but not too much direct sunlight as Oxalis purpurascens T.M.Salter prefers cooler temperatures.
Watering Needs of Oxalis purpurascens T.M.Salter
Oxalis purpurascens T.M.Salter is relatively drought-tolerant and dislikes overwatering. Therefore, it is best to water the plant when the soil surface is dry and avoid letting the soil become too soggy. You can also water it with rainwater or distilled water as the plant thrives in slightly acidic soil.
If you're keeping the plant indoors, it's important to provide adequate drainage to prevent the roots from sitting in water, which can cause root rot.
Fertilizing Oxalis purpurascens T.M.Salter
Fertilizing your plant is essential as it helps it grow better and produce vibrant flowers. You can use all-purpose liquid organic fertilizer once per month during the growing season; this will give your plant the necessary nutrients to thrive. Avoid over-fertilizing as excessive nutrients can cause harm and prevent the plant from growing healthily.
Pruning Oxalis purpurascens T.M.Salter
Oxalis purpurascens T.M.Salter does not require regular pruning since it grows in neat mounds. However, you can deadhead the flowers when they begin to wilt or when you want to stimulate new growth in the plant. It is also crucial to remove the yellow leaves and cut back the stems to promote bushier growth and a healthier plant.
Propagation of Oxalis purpurascens T.M.Salter
Oxalis purpurascens T.M.Salter, commonly known as the Purple Shamrock, is a popular houseplant due to its beautiful foliage and ease of care. Propagation of the plant can be done effectively through various methods.
Division
One of the easiest ways to propagate Oxalis purpurascens is through division. This method involves separating the parent plant into two or more sections, each with its own root system. It is best to perform division in the spring or early summer, as the plant is entering a period of active growth.
Simply remove the plant from its container and gently separate the root ball into two or more sections, making sure each section has at least two stems and a healthy root system. Plant each new section in a pot filled with fresh, well-draining soil and water thoroughly.
Cuttings
Oxalis purpurascens can also be propagated through stem cuttings. Select a healthy stem and cut it just below a node, making sure the cutting is 2-3 inches long and includes at least one leaf. Remove the lower leaves and dip the cut end in rooting hormone before planting it in moist potting soil. Cover the pot with a plastic bag to create a humid environment and place it in indirect light. Keep the soil moist and within a few weeks, the cutting should develop roots and new growth.
Seeds
Propagation of Oxalis purpurascens through seeds is also possible, although it is a slower process than other methods. Seeds can be collected from the plant after the flowers have faded and the seed pods have formed. Sow the seeds in a pot filled with well-draining soil and keep the soil moist. Place the pot in a warm location with bright, indirect light. Within a few weeks, the seeds should germinate and new growth will emerge.
Overall, these propagation methods are simple and effective ways to expand your collection of Oxalis purpurascens T.M.Salter or share it with your friends and family.
Disease and Pest Management for Oxalis Purpurascens T.M.Salter
Oxalis purpurascens T.M.Salter, commonly known as purple wood-sorrel, is a flowering plant known for its purple foliage and small, white, or light pink flowers. However, like any other plant, it is susceptible to certain diseases and pests that may cause harm to its growth and overall health. Here are some common diseases and pests that may affect Oxalis purpurascens and ways to manage them:
Diseases
One disease that may affect Oxalis purpurascens is powdery mildew. Powdery mildew is a fungal disease that affects many plants, including Oxalis purpurascens. Symptoms of powdery mildew include white, powdery patches on the leaves, stem, flowers, and buds of the plant. To manage powdery mildew, it is recommended to regularly prune and remove affected parts of the plant. Additionally, increasing air circulation around the plant and avoiding overhead watering may also help prevent powdery mildew.
Another disease that may affect Oxalis purpurascens is root rot. Root rot is a fungal disease caused by overwatering and poor soil drainage. Symptoms of root rot include yellowing leaves, stunted growth, and wilting. To manage root rot, it is important to ensure the plant is not overwatered and that the soil has good drainage. Pruning and removing affected parts of the plant may also help manage root rot.
Pests
Oxalis purpurascens may also be affected by pests such as spider mites and aphids. Spider mites are tiny pests that may cause yellow or white specks on the leaves and an overall unhealthy appearance of the plant. To manage spider mites, it is recommended to regularly inspect the plant for signs of infestation and use a gentle spray of water to remove them from the plant. Adding beneficial insects such as ladybugs may also help control spider mite populations.
Aphids are another common pest that may affect Oxalis purpurascens. Aphids are small, soft-bodied insects that feed on the sap of the plant. Symptoms of aphid infestation include distorted or curled leaves and a sticky residue on the plant. To manage aphids, regular pruning and removing affected parts of the plant may help control their population. Additionally, introducing beneficial insects such as lacewings and parasitic wasps may help control the aphid population.
Overall, managing diseases and pests in Oxalis purpurascens requires regular inspection, proper watering, and pruning techniques, and introducing beneficial insects. With proper care, Oxalis purpurascens can thrive and remain healthy for years to come.
