Overview
Agapanthus 'Midnight Blue' is a plant with a clump-forming perennial habit in the genus Agapanthus, part of the Amaryllidaceae family, with strap-like leaves foliage. Agapanthus 'Midnight Blue' grows best in full sun, and tolerates loam soils and neutral pH. Its UK hardiness is rated H4. Suggested uses include borders, containers and coastal gardens.
About
Agapanthus 'Midnight Blue' is a clump-forming perennial cultivar within the genus Agapanthus, belonging to the Amaryllidaceae family. It features strap-like leaves and thrives best in full sun with a south-facing, sheltered aspect. This cultivar prefers well-drained, neutral loam soil and is hardy in the UK to H4. Suitable for borders, containers, and coastal gardens, Agapanthus 'Midnight Blue' can be propagated by division or seed sowing.
About the genus
Agapanthus is a genus of plants, the only one in the subfamily Agapanthoideae of the family Amaryllidaceae. The subfamily was formerly treated as a separate family, Agapanthaceae. The family is in the monocot order Asparagales.
Wikipedia contributors, "Agapanthus", CC BY-SA 4.0 — Agapanthus
Growing conditions
Best soil and position for Agapanthus
- Sunlight
- Full sun
- Soil type
- Loam
- Soil pH
- Neutral
- Soil moisture
- Well-drained
- Aspect
- South-facing
- Exposure
- Sheltered
- UK hardiness
- H4
Plant details
Agapanthus 'Midnight Blue' size, habit and characteristics
- Habit
- Clump-forming perennial
- Foliage
- Strap-like leaves
- Suggested uses
- Borders, containers, coastal gardens
Care notes
Pruning and caring for Agapanthus 'Midnight Blue'
- Propagation
- Division, seed sowing
- Pest resistance
- Susceptible to agapanthus gall midge
- Disease resistance
- Generally disease-resistant
Frequently asked questions
Where is the best place to plant Agapanthus 'Midnight Blue'?
Agapanthus 'Midnight Blue' prefers full sun. It suits sheltered positions.
What soil does Agapanthus 'Midnight Blue' need?
Agapanthus 'Midnight Blue' grows best in loam soil. It prefers neutral soil. Aim for soil that stays well-drained.
Is Agapanthus 'Midnight Blue' hardy in the UK?
Agapanthus 'Midnight Blue' has an RHS hardiness rating of H4, meaning it is hardy through an average UK winter, tolerating -10 to -5°C.
How do I propagate Agapanthus 'Midnight Blue'?
Division, seed sowing.
More in the Agapanthus genus
- Agapanthus 'Maureen'African Lily

- Agapanthus 'Black Buddhist'African Lily
- Agapanthus 'Northern Star'Lily of the Nile
- Agapanthus nutansAfrican Lily