Northwest Blooms · Shrubs
Hypericum x inodorum 'Kolsan'
FloralBerry Sangria St. John's Wort
- Family
- Hypericaceae
- Height
- 2 to 3 feet
- Width
- 2 to 3 feet
- Flower color
- Bright yellow with prominent stamens, followed by dark red ornamental berries
- Foliage color
- Green with a slight reddish tint
- Bloom time
- Summer
- Light
- Full sun to partial shade
- Water
- Moderate
- Maintenance
- Low; prune in late winter or early spring
- Growing zone
- USDA Zones 5 to 9
- Wildlife
- Bees and other pollinators
About this plant
Hypericum x inodorum 'Kolsan', commonly known as FloralBerry Sangria St. John's Wort, is an ornamental shrub prized for its cheerful yellow flowers and colorful berries. Blooming in midsummer, the bright, star-shaped flowers appear in abundance, attracting pollinators. As the flowers fade, they give way to clusters of deep red berries that persist into autumn, providing a vibrant display that extends the plant's seasonal interest.
This cultivar is part of the FloralBerry series, bred for its compact growth and decorative berries. It is a popular choice for mixed borders, containers, or cut flower arrangements. Its blend of summer blooms and colorful fall fruit makes it a versatile addition to gardens, offering beauty and charm across multiple seasons.
Works well in
Sun Gardens · Borders · Bird Gardens · Cottage Gardens
Companion plants
Manzanita · California lilac · Poppy · Foxtail lily · Oregano · Globe artichoke
Design tip
Use ‘Kolsan’ where its transition from flowers to fruit can provide a long season of color. Abundant yellow midsummer blooms give way to clusters of deep red berries that persist into autumn, extending the display well beyond flowering.
Where to see it
This plant can be seen at the Bellevue Botanical Garden.
