About
Ajuga incisa 'Blue Enigma' is a perennial that forms dense clumps, reaching heights of approximately 40 cm. It features deeply serrated, green foliage reminiscent of nettles. In spring, it produces tall spikes adorned with tubular flowers in a vibrant blue hue.
About the genus
Ajuga primarily consists of spreading, rhizomatous perennials that feature appealing evergreen leaves, with annuals being a rare occurrence. The plants produce whorled, two-lipped flowers that cluster in short spikes.
Growing conditions
- Sunlight
- Full shade, Partial shade, Full sun
- Soil type
- Chalk, Clay, Loam, Sand
- Soil pH
- Acid, Alkaline, Neutral
- Soil moisture
- Moist but well-drained
- Aspect
- East-facing, North-facing, South-facing, West-facing
- Exposure
- Exposed, Sheltered
- UK hardiness
- H6
Plant details
- Plant type
- Herbaceous Perennial
- Habit
- Bushy, Clump forming
- Foliage
- Deciduous
- Height
- 0.1-0.5 metres
- Spread
- 0.1-0.5 metres
- Time to full height
- 2-5 years
- Suggested uses
- Cottage and informal garden, Wildlife gardens
Care notes
- Cultivation
- Thrives in any moist but well-drained soil in partial shade; will also tolerate full shade or full sun
- Pruning
- No pruning required
- Propagation
- Propagate by division
- Pest resistance
- Generally pest-free
- Disease resistance
- May be susceptible to powdery mildews