Overview
Torenia 'Summer Wave Blue' is a bushy annual biennial in the genus Torenia, part of the Linderniaceae family, with deciduous foliage. Torenia 'Summer Wave Blue' grows best in full sun and partial shade, and tolerates loam soils and any pH. Its UK hardiness is rated H2. Suggested uses include city and courtyard gardens, cottage and informal garden, hanging basket, patio and container plants, low maintenance, flower borders and beds and garden edging.
About
Torenia 'Summer Wave Blue' is a bushy, deciduous cultivar of the genus Torenia, which belongs to the family Linderniaceae. It thrives in fertile, moist but well-drained loam soils with a pH ranging from acid to alkaline. Suitable for full sun or partial shade, it prefers sheltered positions with east, south, or west-facing aspects. This cultivar is hardy to UK zone H2 and is ideal for use in city and courtyard gardens, hanging baskets, patios, containers, and flower borders. It offers seasonal interest in spring and summer and can be propagated by seed or stem cuttings.
About the genus
Torenia is a genus of plants now classified in the family Linderniaceae. Torenia has also been classified in the figwort family Scrophulariaceae.
Growing conditions
Best soil and position for Torenia
- Sunlight
- Full sun, Partial shade
- Soil type
- Loam
- Soil pH
- Acid, Alkaline, Neutral
- Soil moisture
- Moist but well-drained
- Aspect
- East-facing, South-facing, West-facing
- Exposure
- Sheltered
- UK hardiness
- H2
Plant details
Torenia 'Summer Wave Blue' size, habit and characteristics
- Plant type
- Annual Biennial
- Habit
- Bushy
- Foliage
- Deciduous
- Suggested uses
- City and courtyard gardens, Cottage and informal garden, Hanging basket, Patio and container plants, Low Maintenance, Flower borders and beds, Garden edging
Care notes
Pruning and caring for Torenia 'Summer Wave Blue'
- Propagation
- Seed, Stem cuttings
- Pest resistance
- Slugs, Snails, Aphids
- Disease resistance
- Root rot, Powdery mildews
Frequently asked questions
Where is the best place to plant Torenia 'Summer Wave Blue'?
Torenia 'Summer Wave Blue' prefers full sun and partial shade. It suits sheltered positions.
What soil does Torenia 'Summer Wave Blue' need?
Torenia 'Summer Wave Blue' grows best in loam soil. It is happy in soil of any pH. Aim for soil that stays moist but well-drained.
Is Torenia 'Summer Wave Blue' hardy in the UK?
Torenia 'Summer Wave Blue' 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 Torenia 'Summer Wave Blue'?
Seed, Stem cuttings.
More in the Torenia genus
- Torenia Summer Wave Amethyst ('Sunrenilapa'PBR)

- Torenia Violet Moon ('Moon Violet') (Moon Series)

- Torenia concolor var. formosana

- Torenia 'Lemon Drop'
- Torenia 'Summer Wave Violet' (Summer Wave Series)
- Torenia 'Sunrenipink'
- Torenia Clown Series
- Torenia Golden Moon ('Danmoon16') (Moon Series)