Brilliant red foliage that demands attention
Nandina domestica ‘Obsession’
(Obsession™ Heavenly Bamboo)
Nandina domestica ‘Obsession’ is a compact, upright, and non-invasive variety of heavenly bamboo known for its vibrant red new growth that lasts longer than many other Nandina varieties. It is an excellent low-maintenance shrub for year-round interest in gardens and landscapes.
Key Characteristics
- Scientific Name: Nandina domestica ‘Obsession’
- Common Names: Obsession™ Nandina, Obsession Heavenly Bamboo
- Family: Berberidaceae
- Growth Habit: Dense, compact, and upright
- Height & Spread:
- Grows 2.5-4 feet (75-120 cm) tall
- Spreads 2-3 feet (60-90 cm) wide
- Foliage:
- New Growth: Bright red foliage, lasting longer than traditional Nandina domestica varieties
- Mature Leaves: Rich deep green
- Fall & Winter: Retains red, orange, and bronze tones, especially in colder climates
- Flowers: Small, white star-shaped flowers in late spring to early summer
- Fruit: Rarely produces berries, making it a non-invasive variety
Growing Conditions & Care
- Light: Thrives in full sun to partial shade; best color develops in full sun
- Soil: Well-draining, slightly acidic to neutral soil; adapts to various soil types
- Watering:
- Drought-tolerant once established
- Requires moderate watering during dry spells, especially in hot climates
- Temperature & Hardiness:
- Tolerates heat and mild frost; semi-evergreen in colder regions
- Humidity: Handles humidity well; good air circulation helps prevent fungal issues
- Maintenance:
- Low-maintenance; little to no pruning required
- If shaping is needed, prune lightly in late winter or early spring
- Slow-growing, so it maintains its shape naturally
Uses in Landscaping
- Borders & Pathways: Ideal for edging walkways and defining garden beds
- Foundation Planting: Works well near patios, driveways, and buildings
- Mass Planting & Ground Cover: Provides a bold, colorful display when planted in groups
- Containers & Courtyards: Perfect for pots in urban gardens and small spaces
- Low Hedges & Screens: Great for creating structured, low-maintenance hedges
- Japanese & Zen Gardens: Complements Asian-inspired designs beautifully
Pests & Diseases
- Highly resistant to pests (Rabbits tend to avoid it)
- Occasionally affected by aphids, spider mites, or scale insects, but issues are rare
- Fungal problems (like leaf spot) can occur in poor drainage or overly wet conditions
Propagation
- Best propagated through division or softwood cuttings in late spring or early summer
- Slow-growing, so division is often the easiest method
Endless colour for modern Australian gardens
- Long-lasting red new growth, unlike traditional Nandina domestica
- Non-invasive (does not spread aggressively or produce excessive berries)
- Compact, upright shape that fits into modern landscapes
- Year-round interest with seasonal color changes
