Corn crop

corn
seeds can be obtained from breaking grass
2 blocks high, 
each block 2-5 corn
1 crop yields 1-4 seeds
light level 9 or higher
8 stages of growth
planted on farmland
1 corn 2 hunger points / 1 hunger bar     4.7 saturation points
can be smelted into grilled corn which is 
3 hunger points / 1.5 hunger bar         3.2 saturation points

also can 1 type of mushroom be required to craft into mushroom stew instead of both types

Thank you