Squirrel Rampage

[Hallowed Asylum]

Here's a squirrel deck i made thats been doing pretty well for me

Forest-18
Swarmyard-4
Elvish Lyrist-3
Krosan Beast-3
Llanowar Elves-4
Nut Collector-1
Squirrel Mob-4
Sylvan Safekeeper-4
Acorn Harvest-4
Chatter of the Squirrel-4
Coat of Arms-3
Insist-4
Squirrel Nest-4

Any tips on how i can make it better?  

[Mooby the Golden Sock]

4x Earthcraft, since you're running Squirrel Nest.