春雨过后，花园里的草木繁茂得令人惊叹。

After the spring rain, the ___lushness of the garden's vegetation was astonishing.

热带雨林的繁茂植被令人惊叹。

The ___lushness of the tropical rainforest's vegetation is truly breathtaking.

花园里繁茂的花朵，色彩鲜艳、芬芳甜美，令人叹为观止。

The ___lushness of the garden's flowers, with their vibrant colors and sweet fragrance, was breathtaking.