Yellow mountain saxifrage
Saxifraga aizoides · Saxifragaceae
The gardener's calendar
Ideal time to plant yellow mountain saxifrage: set it out when the soil is neither frozen nor waterlogged, and water generously as it establishes.
ID card
- Foliage
- Evergreen, succulent, arranged in rosettes
- Flowering
- June to September, yellow to orange flowers
- Adult size
- 10–20 cm tall, compact and spreading habit
- Growth
- Slow to moderate
- Hardiness
- Very hardy, down to –15 °C
- Origin
- Mountainous regions of Northern and Central Europe
- Soil type
- Well-drained, gravelly, poor to moderately fertile
Care
Exposure
Choose a location in full sun to partial shade, with direct light for at least 4–5 hours per day. This saxifrage enjoys airy, cool areas. Avoid complete shade, which slows flowering.
Watering
Keep the soil lightly moist during growth, especially in spring and summer. Reduce watering in autumn and winter. Avoid water stagnation: the plant dislikes excessive moisture around the crown. Water at the base, avoiding the foliage.
Soil and drainage
Use a well-drained mixture containing light potting soil, gravel and sand. This alpine plant adapts to poor soils. Ensure impeccable drainage in pots and in the ground, raising the soil if necessary.
Pruning and maintenance
Remove spent flowers to extend blooming and clean away dead or damaged leaves. No structural pruning is needed. Light spring cleaning is enough to keep the plant looking elegant.
Fertilizing
Apply very diluted, nitrogen-poor fertilizer once a month during the growing season if the soil is too fertile. This saxifrage generally thrives in lean soils; excess nitrogen favors foliage at the expense of flowers.
Diseases and pests
Generally very healthy, it may suffer from root rot if moisture persists. Watch for aphids. Ensure good air circulation and strictly maintain drainage to prevent fungi and rot.
Did you know?
The false mossy saxifrage is a true rock climber: its name 'saxifrage' means 'stone-breaker' in Latin. Its tiny, persistent roots penetrate rock crevices, slowly participating in the breakdown of limestone. Long ago, Alpine shepherds used its fleshy rosettes as talismans against mountain falls.
Where to buy it
Plant in spring or early autumn, avoiding spells of intense heat. Pick a plant with healthy foliage and roots that are not exposed. Best time: March, April, May, September.
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Tips generated and checked by Viridia — adapt them to your local climate.