Cobalt-n-Gold™ Hypericum (Hypericum frondosum ‘Cobalt-n-Gold™’)
Native Shrub with Brilliant Yellow Flowers & Unique Blue-Silver Foliage
🌿 Plant Overview
Common Name: Cobalt-n-Gold™ Hypericum
Botanical Name: Hypericum frondosum ‘Cobalt-n-Gold™’
Plant Type: Deciduous Shrub
Family: Hypericaceae
Hardiness Zones: 4–7
Native Range: North America
📊 Key Characteristics
Height: 2–3 feet
Spread: 4–5 feet
Bloom Time: Late spring through early summer
Flower Color: Bright yellow
Foliage: Blue-silver to blue-green
Fall Color: Orange
Growth Habit: Mounded, spreading shrub
☀️ Growing Conditions
Sun Exposure: Full sun
Water Needs: Low to medium
Soil: Well-drained, adaptable to a range of soil types
Maintenance Level: Low
Cobalt-n-Gold™ thrives in sunny locations with excellent drainage and is highly tolerant of drought once established.
🌸 Garden Features
✔️ Vibrant sunny yellow flowers
✔️ Unique blue-silver foliage
✔️ Native pollinator-friendly shrub
✔️ Excellent drought tolerance
✔️ Deer resistant
✔️ Strong seasonal color contrast
✂️ Care & Maintenance
Minimal care required once established. Light pruning in early spring can help maintain shape and encourage dense growth. Avoid overly wet soils.
🌼 Landscape Uses
Foundation plantings, mixed borders, low hedges, pollinator gardens, native plantings, mass plantings
🌿 19 Birch Lane Insight
Cobalt-n-Gold™ Hypericum adds an unexpected layer of texture and color to the garden—its cool-toned foliage and bright golden blooms creating striking contrast throughout the growing season.
🌱 Noteworthy Characteristics
This North American native shrub is prized for its fine blue-silver foliage paired with abundant bright yellow flowers that blanket the plant in late spring and early summer. Its naturally mounded habit and drought tolerance make it an excellent low-maintenance choice for modern landscapes and pollinator-friendly gardens.
⚠️ Problems
Generally very low maintenance with few pest or disease concerns. Avoid poorly drained soils to prevent root issues.
Cobalt-n-Gold™ Hypericum (Hypericum frondosum ‘Cobalt-n-Gold™’)
Native Shrub with Brilliant Yellow Flowers & Unique Blue-Silver Foliage