Hibernation

Hibernation
Tier 3
Requires Druid
Research:
Increases the maximum number of Dreamgrove Treants, Daughters of Cenarius, Druids of the Claw and Keepers of the Grove you can recruit by 1.

Garrison Ability

Hibernation
Ability
Increases the maximum number of Dreamgrove Treants, Daughters of Cenarius, Druids of the Claw and Keepers of the Grove you can recruit by 1.