Aesculus chinensis fruit is inedible. Its fruit contains a lot of saponin, also known as aesculetin, which can destroy red blood cells after eating. It is a toxic substance, so it is inedible. Its fruit is generally called Borneo seed, also known as Suro seed, and its shape is similar to a spherical shape with yellowish brown spots.

The fruit of Aesculus chinensis can't be eaten directly, but its seeds are edible. It tastes bitter when eaten directly, and it needs to be cooked in alkaline water before it can be eaten. It tastes like chestnut.

Aesculus aesculus is recognized as a good tree species, but its growth rate is too slow. Under normal circumstances, trees that have been maintained for more than 10 can bloom. It blooms in early summer for about 20 days, and then begins to bear fruit.

The flowering period of July tree is between April and May in spring and summer, and its fruit period is around 10. The shell of the fruit is very thin, only 1.5-2 mm thick when it is dry, and it is often 3-valved when it is mature.