Ludisia discolor, also known as "Jewel Orchid", is a popular houseplant for its attractive leaves and elegant appearance. Here are some care tips for this terrestrial orchid:

1. **Light:**
- Place Ludisia discolor in a bright location with bright indirect light. Avoid direct sunlight, as this may damage the leaves.

2. **Temperature:**
- Maintain a constant temperature between 18°C ​​and 24°C during the day and do not let the temperature drop below 15°C at night.

3. **Watering:**
- Keep the substrate constantly slightly damp. Water when the top of the growing medium is dry, but do not allow the soil to dry out completely.
- Avoid letting water stagnate in the saucer, as excess water can cause root rot.

4. **Humidity:**
- Ludisia discolor likes high humidity. Place a tray of water nearby or use a humidifier to maintain a good humidity level.

5. **Fertilizer:**
- Fertilize every 4 to 6 weeks during the growing season (spring and summer) with a diluted balanced fertilizer. Reduce frequency during fall and winter.

6. **Soil:**
- Use a well-aerated substrate rich in organic matter. A mixture for terrestrial orchids is generally suitable.

7. **Cleaning the leaves:**
- Gently wipe the leaves with a damp cloth to remove dust and promote optimal breathing.

8. **Size:**
- Remove yellow or damaged leaves to encourage new leaf growth.

9. **Support:**
- Provide support for flower stems, as Ludisia discolor produces small white flowers on upright stems.

10. **Spread:**
- Ludisia discolor can be propagated by dividing the plant when repotting. Make sure each section has healthy roots.

By following these tips, you should be able to keep your Ludisia discolor healthy and enjoy its discreet, elegant beauty.