枯れてしまった

has withered

→ 枯れる
phrase Rare #29,349
has withered Used for plants that have withered or dried up. 枯れる can also describe a voice becoming hoarse. しまった adds a sense of completion, finality, or regret, such as “has unfortunately withered.”
JA: 旅行から帰ると、ベランダの花が枯れてしまった。
EN: When I got back from my trip, the flowers on the balcony had withered.

彼女はあまり泣いたので涙が枯れてしまった

She cried so much that she ran out of tears.

庭の花は水不足すべて枯れてしまった

All the flowers in the garden have withered from lack of water.

雨が降らなかったために庭の花が枯れてしまった

Because it didn’t rain, the flowers in the garden withered.

肥料やりすぎ花が枯れてしまった

The flowers died from too much fertilizer.