Crossword puzzle clue "comedic soldier during training"

Comedic soldier during training?

Actor Sebastian ___ who played the Winter Soldier in "Captain America: Winter Soldier"

Gardening during karate training?

It's developed during training season

Like strawberries during the summer and apples during the fall

Seminole leader during Florida's Second Seminole War who was captured when meeting with US troops during a supposed truce

Comedic actor who wrote the dystopian novel "2030"

Oldest of a trio of comedic brothers