Overview
Impatiens Sonic Sweet Red ('Fisnics Sweet') is a bushy, compact annual biennial in the genus Impatiens, part of the Balsaminaceae family, with fleshy, simple, toothed leaves foliage. Impatiens Sonic Sweet Red ('Fisnics Sweet') grows best in full shade, and tolerates loam soils and neutral pH. Its UK hardiness is rated H3. Suggested uses include bedding plants, containers, hanging baskets and groundcover.
About
Impatiens Sonic Sweet Red ('Fisnics Sweet') is a bushy, compact annual biennial cultivar of the Impatiens genus, known for its fleshy stems and simple, toothed leaves. This cultivar thrives in full shade and prefers moist but well-drained loam soil with a neutral pH. It is suitable for sheltered, north-facing aspects and is ideal for use in bedding, containers, hanging baskets, or as groundcover. Sonic Sweet Red requires consistent watering to prevent wilting and is best grown in moist, humus-rich soil during spring, summer, and autumn.
Growing conditions
Best soil and position for Impatiens
- Sunlight
- Full shade
- Soil type
- Loam
- Soil pH
- Neutral
- Soil moisture
- Moist but well-drained
- Aspect
- North-facing
- Exposure
- Sheltered
- UK hardiness
- H3
Plant details
Impatiens Sonic Sweet Red ('Fisnics Sweet') size, habit and characteristics
- Plant type
- Annual Biennial, Bedding
- Habit
- Bushy, compact
- Foliage
- Fleshy, simple, toothed leaves
- Suggested uses
- Bedding plants, containers, hanging baskets, groundcover
Care notes
Pruning and caring for Impatiens Sonic Sweet Red ('Fisnics Sweet')
- Propagation
- Seed sowing, stem cuttings
- Pest resistance
- Susceptible to downy mildew, aphids, whiteflies
- Disease resistance
- Downy mildew-resistant varieties available
Frequently asked questions
Where is the best place to plant Impatiens Sonic Sweet Red ('Fisnics Sweet')?
Impatiens Sonic Sweet Red ('Fisnics Sweet') prefers full shade. It suits sheltered positions.
What soil does Impatiens Sonic Sweet Red ('Fisnics Sweet') need?
Impatiens Sonic Sweet Red ('Fisnics Sweet') grows best in loam soil. It prefers neutral soil. Aim for soil that stays moist but well-drained.
Is Impatiens Sonic Sweet Red ('Fisnics Sweet') hardy in the UK?
Impatiens Sonic Sweet Red ('Fisnics Sweet') has an RHS hardiness rating of H3, meaning it is half-hardy, tolerating -5 to 1°C, and may need winter protection in colder areas.
How do I propagate Impatiens Sonic Sweet Red ('Fisnics Sweet')?
Seed sowing, stem cuttings.
More in the Impatiens genus
- Impatiens 'Samba'

- Impatiens Antigua ('Kitigua')

- Impatiens Jose ('Kijos')

- Impatiens 'Balfusimglo'
- Impatiens 'Blues' (NG)
- Impatiens 'Celebrette Scarlet' (Celebrette Series) (NG)
- Impatiens 'Duepetorstar' (NG)
- Impatiens 'Fidimpmaxwhi' (NG)