Cape balsam
Impatiens capensis · Balsaminaceae
The gardener's calendar
Ideal time to plant cape balsam: set it out when the soil is neither frozen nor waterlogged, and water generously as it establishes.
ID card
- Foliage
- Deciduous
- Flowering
- Spring to autumn
- Adult size
- 30 to 60 cm in height
- Growth
- Fast
- Hardiness
- Frost-tender (0 to 5°C)
- Origin
- South Africa
- Soil type
- Rich, moist, well-draining
Care
Regular watering
Keep the substrate moist without excess standing water, especially during flowering. Water 2 to 3 times per week during active growth. Reduce watering in winter or during dormancy.
Light exposure
Place the plant in indirect light or partial shade. Cape balsams appreciate bright environments but fear intense direct sun which can burn the delicate leaves.
Pruning and pinching
Regularly pinch young stems to promote compact and bushy growth. Remove spent flowers to extend blooming. Light pruning in late winter can rejuvenate the plant.
Balanced nutrition
Apply diluted balanced fertilizer every 2 to 3 weeks during the growth and flowering period. Choose a potassium-rich fertilizer to stimulate flowers.
Substrate preparation
Use a rich mix high in organic matter (potting soil, compost) with good moisture retention. Ensure adequate drainage to prevent root rot by adding sand or perlite if necessary.
Health monitoring
Regularly watch for mites or aphids, especially in dry environments. Excess moisture can promote rot. Maintain good ventilation and treat infestations quickly.
Did you know?
The Cape balsam gets its scientific name Impatiens from the Latin meaning 'impatience': its seed capsules explode at the slightest touch when ripe, scattering seeds several meters away. The Zulus of South Africa traditionally used its colorful flowers in rituals and ceremonies, making it highly valued beyond its simple ornamental function.
Where to buy it
Plant in spring or early autumn, avoiding spells of intense heat. Pick a plant with healthy foliage and roots that are not exposed. Best time: March, April, May, September.
Add this plant to my garden →Plants from the same family
- Himalayan balsamImpatiens glandulifera
- Small balsamImpatiens parviflora
- Touch-me-notImpatiens noli-tangere
- Pale jewelweedImpatiens pallida
- Balfour's impatiensImpatiens balfourii
- Pedunculate oakQuercus robur
Tips generated and checked by Viridia — adapt them to your local climate.