Ochna serrulata, commonly known as the Mickey Mouse plant or the Carnival bush, is a small evergreen shrub native to southern Africa. It belongs to the family Ochnaceae and is popular for its vibrant yellow flowers and black berries.

Here are some key features and characteristics of Ochna serrulata:

1. Appearance: Ochna serrulata typically grows to a height of about 1-2 meters (3-6 feet). It has glossy, dark green leaves that are serrated along the edges. The flowers are bright yellow and have five petals, resembling Mickey Mouse ears, which gives it the common name "Mickey Mouse plant." After flowering, it produces black berries that are edible but not particularly tasty.

2. Flowering season: The plant usually blooms in late spring or early summer. The vibrant yellow flowers stand out against the dark green foliage, making it an attractive addition to gardens and landscapes.

3. Preferred growing conditions: Ochna serrulata thrives in warm climates and is well-suited for tropical and subtropical regions. It prefers full sun to partial shade and well-draining soil. The plant is generally hardy and can tolerate a range of soil types.

4. Cultivation: Propagation of Ochna serrulata can be done through seeds or cuttings. If you're starting from seeds, it's best to sow them in a well-draining potting mix and keep them warm and moist until they germinate. Cuttings can be taken from mature plants and rooted in a suitable growing medium. Once established, the plant requires regular watering and occasional pruning to maintain its shape.

5. Potential invasiveness: In some regions outside its native range, Ochna serrulata has become an invasive species, particularly in parts of Australia and Hawaii. Its ability to spread quickly and outcompete native plants has led to concerns about its impact on local ecosystems. Therefore, it's important to check the local regulations and avoid planting it in areas where it could become invasive.

Overall, Ochna serrulata is a visually appealing plant known for its distinctive flowers and berries. Its unique appearance makes it a popular choice among gardeners and collectors in suitable climates.chna