In farmville how much money do you make when you harvest trees?

It depends on what tree your Harvesting.

Here's a List of How Much money do you get when you harvest them

Tree -------- Sell For (Harvest) ----- How Long

Acai Tree 158 Coins 2 days
Cherry Tree 18 Coins 2 days
Apple Tree 28 Coins 3 days
Orange Tree 40 Coins 4 days
Plum Tree 30 Coins 3 days
Peach Tree 47 Coins 4 days
Lemon Tree 41 Coins 3 days
Lime Tree 75 Coins 5 days