
trefle.io · Taken Jul 2, 2017 by Erim Kocyigit (cc-by-sa)
Hypericaceae
Rose-of-sharon
Hypericum calycinum
Also known as Hypericum calycinum f. luteum, Ascyrum calycinum, Hardy hibiscus, Eremanthe calycina
Flowering Plants · Native Plants · St Johns Wort · Ground Cover · Yellow Flowers · Low Growing · Hypericum · Shade Tolerant · Evergreen · Medicinal · Garden Border · Drought Tolerant
Hypericum calycinum (Rose-of-Sharon or Creeping St. John's Wort) is a tough, low-growing ground cover that produces large, bright yellow flowers throughout summer. It tolerates a wide range of soil types and light conditions, from full sun to part shade, and spreads steadily to suppress weeds once established. Mow or cut it back hard in late winter every few years to keep the foliage fresh and compact.
Growing conditions
The details behind the basics
- Daily light
- 5 hours
- Watering
- Water until the soil is evenly moist; allow the top inch to dry before watering again · Every 7-10 days
- Maintenance
- Low
- Soil
- loam
- Soil pH
- 5.5–7.5
- Temperature
- 0°F to 90°F
- Cycle
- Perennial
- Propagation
- Seed, Cutting
Hardiness
USDA 5a-9b
Form & growth
Mature size and habit
- Mature height
- 2 ft – 5 ft
- Spread
- 3 ft
- Spacing
- 24 in apart
- Growth rate
- Fast
- Root depth
- Medium
- Flowers
- Yes
- Foliage
- Medium
Ecology & origin
Where it belongs and what it brings
- Native to
- Bulgaria, France, Great Britain, Greece, Italy, Krym, New Zealand North, New Zealand South, Tasmania, Transcaucasus, Turkey, Turkey-In-Europe, Yugoslavia
- Attracts
- Bees, Butterflies, Birds
Sources: trefle, usda
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