First I must tell you that you posted this in the wrong section, so don't be surprised when it gets locked/moved or deleted. One of those is likely to happen real soon.
In the future, please post questions about the games in the section reserved for the game you're playing.

Second, if you click on the beehive, it will tell you how much honey is remaining. It sounds to me like there's none left. In this case your only choices are to get a new tree, a new level of food tech or hope you get more fruit soon.