it blooms and grows up

Both of these phrases refer to how the grass grows. Alternate translation: "it begins to grow and develop" (See: rc://en/ta/man/jit/figs-doublet)

it withers and dries up

Both of these phrases refer to how the grass dies. Alternate translation: "it fades and dries up" (See: rc://en/ta/man/jit/figs-doublet)