Overview
Freesia 'Mercurius' is a clump forming bulbs in the genus Freesia, part of the Iridaceae family, with deciduous foliage. Freesia 'Mercurius' grows best in full sun, and tolerates loam soils and neutral pH. Its UK hardiness is rated H2. Suggested uses include city and courtyard gardens, coastal, cottage and informal garden, gravel garden, mediterranean climate plants, patio and container plants, conservatory and greenhouse, cut flowers, flower borders and beds and wall side borders.
About
Freesia 'Mercurius' is a clump-forming cultivar of the perennial genus Freesia, which belongs to the Iridaceae family. These plants grow from corms and have deciduous, upright, narrow lanceolate foliage. In spring, 'Mercurius' produces vertical stems topped with clusters of slender, tubular flowers that are typically fragrant. It thrives best in full sun on south-facing, sheltered sites with well-drained, neutral loam soil. Suitable for a variety of garden settings including city gardens, courtyards, and patios, it can be propagated by corm offsets or seed and is hardy to UK zone H2.
Growing conditions
Best soil and position for Freesia
- Sunlight
- Full sun
- Soil type
- Loam
- Soil pH
- Neutral
- Soil moisture
- Well-drained
- Aspect
- South-facing
- Exposure
- Sheltered
- UK hardiness
- H2
Plant details
Freesia 'Mercurius' size, habit and characteristics
- Plant type
- Bulbs
- Habit
- Clump forming
- Foliage
- Deciduous
- Suggested uses
- City and courtyard gardens, Coastal, Cottage and informal garden, Gravel garden, Mediterranean climate plants, Patio and container plants, Conservatory and greenhouse, Cut flowers, Flower borders and beds, Wall side borders
Care notes
Pruning and caring for Freesia 'Mercurius'
- Propagation
- Corm offsets, Seed
- Pest resistance
- Susceptible to glasshouse red spider mite
- Disease resistance
- Generally disease-free
Frequently asked questions
Where is the best place to plant Freesia 'Mercurius'?
Freesia 'Mercurius' prefers full sun. It suits sheltered positions.
What soil does Freesia 'Mercurius' need?
Freesia 'Mercurius' grows best in loam soil. It prefers neutral soil. Aim for soil that stays well-drained.
Is Freesia 'Mercurius' hardy in the UK?
Freesia 'Mercurius' has an RHS hardiness rating of H2, meaning it is tender, tolerating 1–5°C, and needs frost-free protection over winter.
How do I propagate Freesia 'Mercurius'?
Corm offsets, Seed.
More in the Freesia genus
- Freesia caryophyllacea

- Freesia hybrids yellow-flowered

- Freesia 'Albâtre'
- Freesia 'Algarve' (d)
- Freesia 'Anouk'
- Freesia 'Athene'
- Freesia 'Ballerina'
- Freesia 'Beethoven' (d)