Overview
Miscanthus sinensis Red Zenith ('Robnith') is a clump forming grass in the genus Miscanthus, part of the Poaceae family, with deciduous foliage. Miscanthus sinensis Red Zenith ('Robnith') grows best in full sun, and tolerates most soils and any pH. Its UK hardiness is rated H6. Suggested uses include architectural, coastal, cottage and informal garden, city and courtyard gardens, prairie planting and flower borders and beds.
About
Miscanthus sinensis 'Red Zenith' ('Robnith') is a deciduous, clump-forming grass cultivar within the Miscanthus genus, known for its upright stems and long, arching leaves. This cultivar thrives in full sun and is adaptable to a variety of soil types including chalk, clay, loam, and sand, with a preference for moist but well-drained conditions. It is hardy to UK zone H6 and suitable for various garden settings such as coastal, cottage, and city gardens. 'Red Zenith' offers seasonal interest from spring through autumn, producing terminal panicles of silky spikelets in late summer or autumn.
Growing conditions
Best soil and position for Miscanthus
- Sunlight
- Full sun
- Soil type
- Chalk, Clay, Loam, Sand
- Soil pH
- Acid, Alkaline, Neutral
- Soil moisture
- Moist but well-drained, Well-drained
- Aspect
- East-facing, South-facing, North-facing, West-facing
- Exposure
- Exposed, Sheltered
- UK hardiness
- H6
Plant details
Miscanthus sinensis Red Zenith ('Robnith') size, habit and characteristics
- Plant type
- Grass
- Habit
- Clump forming
- Foliage
- Deciduous
- Suggested uses
- Architectural, Coastal, Cottage and informal garden, City and courtyard gardens, Prairie planting, Flower borders and beds
Care notes
Pruning and caring for Miscanthus sinensis Red Zenith ('Robnith')
- Propagation
- Seed, Division in spring
- Pest resistance
- Generally pest-free
- Disease resistance
- Generally disease-free
Frequently asked questions
Where is the best place to plant Miscanthus sinensis Red Zenith ('Robnith')?
Miscanthus sinensis Red Zenith ('Robnith') prefers full sun. It suits exposed and sheltered positions.
What soil does Miscanthus sinensis Red Zenith ('Robnith') need?
Miscanthus sinensis Red Zenith ('Robnith') is adaptable and grows happily in most soil types, including chalk, clay, loam and sand. It is happy in soil of any pH. Aim for soil that stays moist but well-drained to well-drained.
Is Miscanthus sinensis Red Zenith ('Robnith') hardy in the UK?
Miscanthus sinensis Red Zenith ('Robnith') has an RHS hardiness rating of H6, meaning it is very hardy, tolerating -20 to -15°C across most of the UK.
How do I propagate Miscanthus sinensis Red Zenith ('Robnith')?
Seed, Division in spring.
More in the Miscanthus genus
- Miscanthus sinensis 'Andenken an Ernst Pagels'PBR

- Miscanthus sinensis 'Aperitif'

- Miscanthus sinensis 'Beth Chatto'

- Miscanthus sinensis 'Blütenwunder'

- Miscanthus sinensis 'Brazil'PBR

- Miscanthus sinensis 'Dreadlocks'

- Miscanthus sinensis 'Elfin'

- Miscanthus sinensis 'Emanuel Lepagé'
