2. The distribution range is different. Sunflower originated in Bolivia, Chile and Argentina in South America, and is cultivated all over the world. China's sunlight may have been imported from India. It is widely cultivated in the south and north of China. Zucchini is native to southern North America and was introduced to China from Europe in the middle of19th century. It is distributed all over the world, especially in Europe and America. It is cultivated all over China.
3. Different growth habits. Sunflower is a short-day plant that likes temperature, has strong drought tolerance and low requirements for soil, but fertile, neutral or slightly acidic sandy loam soil is better. Zucchini likes humidity, is not drought-tolerant, and is prone to virus diseases under high temperature and drought conditions; But high temperature and high humidity are also easy to cause powdery mildew. The requirements for soil are not strict, sand, loam and clay can be cultivated, and loam with deep soil layer is easy to obtain high yield.
4. Variety classification is different. The varieties of bamboo shoots are divided into white skin, yellow skin and flower skin according to skin color, and into large bamboo shoots and small bamboo shoots according to size. Zucchini is divided into mosaic zucchini, seedless zucchini, green zucchini and long-stemmed zucchini.