Oxalis Triangularis

Oxalis Triangularis thrives in bright, indirect light, ideally placed 50 to 100 cm from an east or west facing window.

In its natural Brazilian habitat, purple clover grows in the undergrowth, where filtered light prevails. Indoors, this butterfly plant appreciates bright light but should never be exposed to direct sunlight, which quickly discolors its purple leaves and can even burn them.

In winter, move the plant slightly closer to the light source to compensate for the decrease in natural light intensity. In summer, a light curtain in front of a south-facing window is enough to protect it from excessive sunlight.

Important tip 🌿A persistent lack of light leads to stem etiolation and a loss of intensity of the characteristic purple color of Oxalis Triangularis. For dark interiors, ourfull spectrum grow lightfaithfully mimics natural light and allows the plant to maintain its beautiful foliage all year round, without harmful UV rays.

Oxalis Triangularis is moderately toxic to cats, dogs and young children.

The plant contains soluble oxalates, organic compounds naturally present throughout the plant, from the bulb to the leaflets. These substances irritate the digestive mucous membranes if ingested and can cause, depending on the amount absorbed, vomiting, excessive salivation, mild diarrhea, or irritation of the mouth and throat.

In large quantities, oxalates can also interfere with calcium absorption and put a strain on the kidneys, particularly in cats, which are more sensitive to them than dogs.

What precautions should be taken on a daily basis?

Place your Oxalis Triangularis in a high location or in a room inaccessible to pets and young children. A support or wall shelf is usually sufficient to prevent accidental contact.

If ingested, consult your veterinarian or poison control center immediately. Oxalis triangularis is generally moderately toxic, and serious symptoms are rare when small amounts are ingested.

The leaves of Oxalis Triangularis most often turn yellow due to overwatering, insufficient light, or a nutrient deficiency.

• If the leaves turn yellow and become soft, the problem usually comes from an excess of water which causes the beginning of bulb rot, which is particularly sensitive to root asphyxiation.
• If the leaves gradually turn yellow while remaining firm and dry, the plant often lacks light or fertilizer, which directly affects the intensity of its purple foliage.
• If the yellowing is accompanied by small light spots, a dull appearance or fine webbing, it may be a mite infestation, common in dry atmospheres.

It is also important to note that Oxalis triangularis naturally enters dormancy once or twice a year: its leaves gradually yellow and then disappear completely, without this meaning the plant is dead. This cycle is a botanical characteristic specific to this bulbous species, perfectly normal and reversible.

Important tip 🌿One or two old leaves turning yellow from time to time is perfectly normal: it is part of the plant's natural cycle.On the other hand, there is cause for concern if several leaves turn yellow rapidly, if the phenomenon spreads to young leaves, or if growth slows down significantly.

In case of a mite infestation, prioritize ourplant-friendly biological treatments, effective and suitable for houseplants.

Oxalis Triangularis is ideally repotted in the spring, between March and May, when growth actively resumes after the dormancy period.

Repotting is necessary when:

• The bulbs are visible on the surface or emerge through the drainage holes.
• Growth slows down despite appropriate care.
• or that the substrate compacts too quickly after watering.

Oxalis Triangularis develops round and dense bulbs which quickly accumulate in the pot: repotting every 2 years is recommended to give it more space and stimulate leaf growth when spring returns.

Choose a pot 2 to 3 cm wider than the old one, and make sure it has drainage holes. Ourtransparent pots to monitor the rootsare ideal: their transparency allows you to easily monitor root recovery and the condition of the bulbs after repotting, without having to disturb the plant.

Prepare a well-draining substrate suitable for Oxalis Triangularis. We recommend ourversatile substrate made in FranceBalanced and nutrient-rich to promote a vigorous recovery. Also availableour complete range of substrates for tropical plants, designed for each botanical family.

1. Gently remove the plant from its pot by tapping the pot to loosen the root ball without pulling on the stems.
2. Gently separate the bulbs if necessary, without damaging them, and remove any that appear soft or damaged.
3. Place a layer of substrate at the bottom of the pot, install the bulbs at a shallow depth, then fill in without packing excessively.

Important tip 🌿After repotting, water moderately to help the substrate settle around the bulbs, but avoid overwatering. Oxalis triangularis may experience a period of slow growth after repotting before resuming; this is perfectly normal.

Oxalis Triangularis should be fertilized every 2 to 3 weeks from March to October, with a liquid fertilizer diluted in the watering water.

During autumn and winter, from November to February, significantly reduce or stop fertilization. This is a period of vegetative rest during which the plant produces few or no new leaves, and may even enter complete dormancy.

Since Oxalis Triangularis is a bulbous plant, well-dosed fertilization during the growth period is particularly beneficial to replenish the bulbs' reserves after dormancy and promote vigorous regrowth in the spring.

A well-balanced intake promotes:

• denser foliage of a deep, rich purple color,
• regular growth of new leaflets,
• and improved plant resistance to seasonal variations.

👉 For best results, we recommend ourconcentrated fertilizer for houseplantsEasy to dose thanks to the graduated pipette, with results visible quickly. Instructions for use are printed directly on the back of the label.

Important tip 🌿Never fertilize Oxalis Triangularis in a dry substrate: this could burn its sensitive roots and bulbs.Water normally first, then apply diluted fertilizer 2 to 3 days later, when the soil is slightly moist. Excess fertilizer can cause burns on the leaf edges. Regular but moderate fertilization will keep your Oxalis triangularis vigorous and healthy 💚

Water Oxalis triangularis when the substrate has dried out completely, approximately every 7 to 10 days in summer and every 14 to 21 days in winter. Use room temperature water.

Oxalis Triangularis is a bulbous plant whose bulbs naturally store reserves: it tolerates short periods without watering well, but is very sensitive to prolonged excess water, which quickly causes bulb rot and irreversible loss of foliage.

How do I know when to water?

The finger test remains the most reliable method: insert your index finger into the substrate to a depth of 2 to 3 cm. If the substrate is dry, it's time to water. If it's still slightly damp, wait a few more days before watering.

Important advice:When in doubt, it's always better to wait a little longer than to overwater. Oxalis triangularis bulbs have a much better ability to adapt to a lack of water than to excess, which quickly rots the roots and compromises vegetative growth.

Oxalis Triangularis is propagated by division of the bulbs, ideally in spring, when repotting or at the start of vegetative growth after dormancy.

Division of bulbsThe simplest and most effective method for propagating Oxalis triangularis is to gently separate the bulblets that naturally form around the mother bulbs over the seasons. Remove the entire plant from its pot, then use ourStainless steel blade pruning shears for a clean cutif some bulbs are difficult to detach by hand, in order to avoid any tearing and limit the risk of infection.

1. Carefully remove the clump from the pot and identify the well-formed bulbils, which are firm and show no signs of softening.
2. Separate the bulbils from the mother bulbs and place them inOur transparent pots allow you to monitor root development.: their transparency allows you to follow the development of the first roots without disturbing the plant.
3. Lightly cover the bulbils with ouruniversal substrate enriched with essential nutrients, well draining, then place the pots in a bright and warm location.

Oxalis triangularis bulbils do not need to be planted very deeply: a 1-2 cm layer of substrate on top is sufficient to encourage rapid emergence of the first shoots. The use of live sphagnum moss is not necessary for this method of propagation by bulbs.

Important tip 🌿The first leaves typically appear 3 to 6 weeks after potting the bulbils, depending on ambient temperature and light. Keep the substrate slightly moist but not waterlogged during this period. Successful propagation is confirmed when the first triangular, purple leaflets emerge above the surface of the substrate.