The top of a bunch of grapes is the sweetest. Generally speaking, the top of a bunch of grapes is sweeter than the bottom. This is because the top of the grapes is closest to the sun and the light is sufficient, so the sugar content is high and naturally the sweetest. If you eat a bunch of grapes, the bottom one is sweet, then the whole bunch of grapes are generally sweet. Which part of a bunch of grapes is the sweetest? Grapes not only taste delicious, but also have high nutritional value. They can also make wine.
Grapes must have a certain intensity of light during normal growth. If the degree of light is insufficient, the maturity is poor, which will make the grape taste worse.
Generally, grapes with moderate maturity have dark and bright colors. For example, rose fragrance is black purple, longan is amber and purplish red, Jufeng is black purple, milk is yellow white, etc. （YiChuanPuTaoNaGeBuWeiZuiTian）