Citrus mitis, the Calamondin, is a miniature orange tree that originates from tropical regions of China and Japan. It grows up to 6 meters high for 3 meters wide. It grows well in pots and can be kept as an apartment plant.
The plant blooms from March to June. The small white flowers will perfume your whole house. After pollination, they will grow small orange-like fruits about 3-5 cm wide. They are comestible, but very acid. The Calamondin is more cultivated for its decorative aspect than for its fruits.
The foliage is evergreen, silky and dark green. The leaves are rather small and round. It is easy to cultivate. Prune before the next blooming season.
Hardiness zones 10-11 (1°C/35°F, 4°C/40°F) in winter. The Calamondin can tolerate short periods of frost over -4°C and it is also resistant to dry and hot interiors in winter. Under -5°C, the plant dies. It prefers a fresh environment and a tropical or tempered climate.
Keep your plant inside in winter, but always give light and sun to it. Its environment has to be fresh and well-ventilated. It needs to grow in a well-drained and light soil. Water every 2 or 3 days in order to keep the soil humid.