FarmVille

Experience for each crop

Crop	XP	Harvest Time (Hours)	XP/Day
Strawberries	1	4	6
Soybeans	2	24	2
Raspberries	0	2	0
Eggplant	2	48	1
Pumpkins	1	8	3
Wheat	2	72	0.667
Squash	2	48	1
Rice	1	12	2
Blueberries	1	4	6
Aloe Vera	1	6	4
Cranberries	1	10	2.4
Morning Glory	1	12	2
Daffodils	2	48	1
Pattypan Squash	1	16	1.5
Peppers	2	24	2
Artichokes	2	96	0.5
Cotton	2	72	0.667
Bell Peppers	2	48	1
Red Tulips	2	24	2
Black Berries	1	4	6
Ghost Chili	1	6	4
Grapes	2	24	2
Pineapple	2	48	1
Tomatoes	1	8	3
Green Tea	1	10	2.4
Carrots	1	12	2
Pink Roses	2	48	1
Coffee	1	16	1.5
Watermelon	2	96	0.5
Potatoes	2	72	0.667
Sunflower	2	24	2
Cabbage	2	48	1
Corn	2	72	0.667
Lavender	2	48	1
Sugar Cane	1	8	3
Onion	1	12	2
Acorn Squash	1	10	2.4
Red Wheat	2	72	0.667
Peas	3	24	3
Lilies	2	24	2
Broccoli	2	48	1
Yellow Melon	2	96	0.5
Asparagus	2	16	3

As you can see strawberries, blueberries, and blackberries will yield the most XP.