Overview
Lobelia erinus 'Tech Hevio' is a clump forming herbaceous perennial in the genus Lobelia, part of the Campanulaceae family, with deciduous foliage. Lobelia erinus 'Tech Hevio' grows best in full sun and partial shade, and tolerates most soils and any pH. Its UK hardiness is rated H5. Suggested uses include city and courtyard gardens and cottage and informal garden.
About
Lobelia erinus 'Tech Hevio' is a clump-forming herbaceous perennial cultivar of the Lobelia genus, which includes annuals, perennials, and shrubs known for their simple leaves and distinctive two-lipped flowers. This deciduous plant thrives in full sun or partial shade, favouring sheltered east, south, or west-facing aspects. It grows well in a variety of soil types, including chalk, clay, loam, and sand, provided the soil is moist but well-drained and fertile. Hardy to UK zone H5, it is suitable for city and courtyard gardens as well as cottage and informal garden settings, with interest in spring and summer. Propagation is by division.
About the genus
Lobelia is a genus of flowering plants in the family Campanulaceae comprising 444 species, with a subcosmopolitan distribution primarily in tropical to warm temperate regions of the world, a few species extending into cooler temperate regions. They are known generally as lobelias.
Wikipedia contributors, "Lobelia", CC BY-SA 4.0 — Lobelia
Growing conditions
Best soil and position for Lobelia
- Sunlight
- Full sun, Partial shade
- Soil type
- Chalk, Clay, Loam, Sand
- Soil pH
- Acid, Alkaline, Neutral
- Soil moisture
- Moist but well-drained
- Aspect
- East-facing, South-facing, West-facing
- Exposure
- Sheltered
- UK hardiness
- H5
Plant details
Lobelia erinus 'Tech Hevio' size, habit and characteristics
- Plant type
- Herbaceous Perennial
- Habit
- Clump forming
- Foliage
- Deciduous
- Suggested uses
- City and courtyard gardens, Cottage and informal garden
Care notes
Pruning and caring for Lobelia erinus 'Tech Hevio'
- Propagation
- Propagate by division
- Pest resistance
- May be susceptible to slugs
- Disease resistance
- May be susceptible to crown rot and a virus
Frequently asked questions
Where is the best place to plant Lobelia erinus 'Tech Hevio'?
Lobelia erinus 'Tech Hevio' prefers full sun and partial shade. It suits sheltered positions.
What soil does Lobelia erinus 'Tech Hevio' need?
Lobelia erinus 'Tech Hevio' 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.
Is Lobelia erinus 'Tech Hevio' hardy in the UK?
Lobelia erinus 'Tech Hevio' has an RHS hardiness rating of H5, meaning it is hardy in most of the UK, tolerating -15 to -10°C.
How do I propagate Lobelia erinus 'Tech Hevio'?
Propagate by division.
From the Fenn Plants journal
- Notes on DaffodilsWhen to plant daffodil bulbs in the UK, how deep, how to naturalise them in grass, why daffodils stop flowering (“blindness”), and why you should never mix cut daffodils with other flowers.
- Keeping Your NerveHow to garden through a heatwave — the best time to water, why deep soaks beat daily sprinkles, caring for pots and vulnerable plants, and why you can let the lawn go brown.
- Made to LastHow to clean, store and protect garden pots and planters — the frost-proof vs frost-resistant difference, winter care for terracotta and ceramic, and how to reuse a broken pot.
More in the Lobelia genus
- Hypsela reniformis
- Lobelia 'Queen Victoria'Lobelia
- Lobelia fulgensCardinal Flower
- Lobelia laxiflora var. angustifolianarrow-leaved Sierra Madre lobelia
- Lobelia syphiliticaGreat Blue Lobelia
- Lobelia syphilitica 'Blue Peter'Great Blue Lobelia
- Lobelia tupadevil's tobacco
- Lobelia × vedrariensis
