Woolly mullein (Verbascum phlomoides)
Care, watering, light and tips for Woolly mullein on Floravia.
Quick facts
- Family: Scrophulariaceae
- Difficulty: Easy to care for
- Watering: every 7 days
- Light: Partial shade
- Temperature: 10–30 °C
About Woolly mullein
Verbascum phlomoides, commonly known as Mullein or Candlewick plant, is a striking biennial plant renowned for its tall, stately flower spikes adorned with bright yellow blossoms. Its upright habit and velvety leaves make it perfect for adding height and a rustic charm to garden borders, naturalized meadows, or cottage gardens. It attracts pollinators and creates a captivating focal point with its summer bloom.
Native range
Europe and temperate Asia
Care tips
This plant thrives in full sun for optimal flowering, though it can tolerate some partial shade. It requires well-drained soil, preferably sandy or stony, and is drought-tolerant once established, so watering should be moderate. Avoid overwatering, as this can lead to root rot. It does not require excessive fertilization and readily self-seeds.
How to save a dying Woolly mullein
- Warning signs
- Yellow, soft basal leaves, soft/rotten stem (overwatering). Dry, crispy, wilted leaves (underwatering/extreme heat).
- First aid
- For overwatering, repot to dry, well-draining soil, remove rotten leaves. For dryness, water deeply and protect from direct sun.
- What kills it
- Constant waterlogging is its worst enemy, causing rapid root rot. Also, complete lack of sun.
- Can it be saved?
- Yes! It's resilient. Act quickly on watering/light issues; it often recovers well.