A.T. Robertson Commentary Mark 13:28

"Now from the fig tree learn her parable: when her branch is now become tender, and putteth forth its leaves, ye know that the summer is nigh;" — Mark 13:28 (ASV)

Coming to pass (γινομενα). Present middle participle, linear action. See on Mt 24:32-36 for details of verses 28-32 (the Parable of the Fig Tree).