Put the summary of the bug you're having here

What I expected to happen was...:
no vizual light glitch with sugar cane when you put any blocks on the side of the sugar cane block

What actually happened was...:
there was a visual light glitch with sugar cane when you put any blocks on the side of the sugar cane block

Steps to Reproduce:
1.plant sugar cane
2.put any block on the side of it
3.and observe from all angles