Is plant keel harmful to human body?

1, this flower juice is poisonous. When the branches and leaves are broken, milky juice will flow out. If you accidentally touch it, be sure to wash your hands immediately. Don't go in, because someone has tried it, and soon your mouth will be numb. The keel itself can absorb toxic and harmful gases such as formaldehyde and ether produced by decoration and absorb computer radiation, so it can still be planted at home. Flowers with thorns are somewhat poisonous.

2, the dragon bone column needs enough sunshine, the branches are blue-green, and the leaves are like fish scales. Under the sunshine, it will shine, there will be many people standing and the mountain peak will be very sharp. Very spectacular, it is a good potted flower. She likes dry loam, which should be kept indoors in winter in the north and planted in the open field in the south, and can also be used as a fence. It is not only a green barrier, but also beautifies the courtyard and can enjoy flowers and fruits in summer. Dragon bone column is known as "universal rootstock", which can be grafted with Rosa davurica and Crab claw orchid, and it is colorful. Dragon bone column has few pests and poor indoor ventilation, which is easy to be harmed by red spider. It is found that the top of the branch is reddish brown with mesh, and it can be sprayed with omethoate 1000 ~ 2000 times, and the dosage should not be too large to prevent the head from festering.