Plant guide
ハオルチア
Watering rhythm
Every 14–21 days
Haworthia is a succulent native to South Africa, prized for its compact, miniature form. Many varieties feature distinctive transparent leaf windows, giving them a unique and eye-catching appearance. These plants are drought-tolerant and require minimal watering, making them ideal for beginners. While they grow slowly, they're remarkably hardy and easy to care for.
A bright windowsill indoors is ideal. Haworthia enjoys direct sunlight, though it's wise to provide some shade during the hottest summer months. The sweet spot for temperature is between 15–25°C, and they should be kept above 5°C in winter. They thrive in well-ventilated spaces with low humidity.
Light and temperature change a plant's metabolism, so the ideal cadence shifts with the seasons.
Spring
Every 12–18 days
Summer
Every 14–21 days
Autumn
Every 14–21 days
Winter
Every 28–35 days
Water only after the soil has dried out completely. Since the fleshy leaves store moisture, overwatering is the biggest threat. A good sign the plant is ready for water is when the soil surface turns white and feels light to the touch. During winter, water even more sparingly. Always make sure excess water doesn't pool in the saucer.
Quick lookup from symptom to likely cause and action.
| Symptom | Likely cause | What to try |
|---|---|---|
| Leaves lose their transparency and feel soft or mushy | Root rot from overwatering. Succulents dislike wet conditions, and their roots rot easily in overly moist soil. | Stop watering immediately and move the plant to a well-ventilated area. If root rot is advanced, consider repotting into fresh soil. |
| Color fades and leaves become thin or stretched | The plant isn't getting enough light. Haworthia loves bright conditions; in dim settings, it will weaken and become leggy. | Move it to a brighter windowsill. If indoor light is still insufficient, a plant-specific LED grow light can make a real difference. |
| Black spots or fuzzy patches appear on the leaves | Fungal or mold infection, usually triggered by poor air circulation and high humidity. | Carefully remove the affected areas and improve ventilation around the plant. If needed, apply a fungicide to help prevent spread. |
| Leaves droop and the whole plant looks wilted and weak | Cold stress or severe dehydration. Both freezing temperatures and extreme drying should be avoided, especially in winter. | Move the plant to a warmer spot where it stays above 5°C and observe how it responds. If the soil is bone-dry, try giving it a small drink of water. |
| Tiny insects clustering on the plant or sticky residue on leaves | Pest infestation—likely aphids or scale insects, which spread quickly in poorly ventilated spaces. | Spray with insecticide or gently wipe affected areas with a damp cloth. Check the plant regularly to catch pests early. |
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