1, smells different.
The biggest difference between Toona sinensis and Ailanthus altissima is the different smell. Toona sinensis has a strong fragrance and smells particularly comfortable, while Ailanthus altissima is different. The smell is terrible, which makes people feel particularly uncomfortable.
Step 2: Different colors
If you look closely, you will find that the colors of Toona sinensis and Ailanthus altissima are different. Toona sinensis has light green roots and yellow-brown tips, while Ailanthus altissima has dark green roots and gray tips.
3, the number of blades is different
If you have leisure, you might as well count the leaves of Toona sinensis and Ailanthus altissima. You will find a very interesting thing, that is, the number of leaves of Ailanthus altissima is odd, with only one independent leaf at the top, while the number of leaves of Ailanthus altissima is even, with two leaves at the top, which are symmetrically distributed.
Toona sinensis habitat
Native to central and southern China. It is cultivated in the northeast from southern Liaoning, west to Gansu, north to southern Inner Mongolia, south to Guangdong and Guangxi, and southwest to Yunnan. Among them, Shandong, Henan and Hebei are the most planted. Xinyang, Henan Province has a large area of artificial forests. Qinling Mountains in Shaanxi and Xiaolongshan Mountains in Gansu are naturally distributed. It is vertically distributed in mountainous areas and vast plains below the altitude of 1500m, with the highest altitude of 1800m and the cold-resistant position of 6- 1 1.
Toona sinensis likes temperature, which is suitable for cultivation in areas with average temperature of 8- 10℃, and its cold resistance increases with seedling age. One-year-old seedlings planted directly may be frozen at about-65438 00℃. Toona sinensis likes light and is more resistant to moisture. It is suitable for growing in fertile and moist soil around rivers and houses, and sandy loam is generally better. The suitable soil pH value is pH 5.5-8.0.