Overcharge your Growth to overpower your foes
Level 3
Twin Growth.
Your Cultivate Flora action grows two Seed Dice one size each, instead of growing one Seed Die two sizes.
Level 7
Accretion.
Action: Expend a Seed Die at your maximum size — deal WIL d(SD) damage to a creature within Reach 6 (ignoring armor).
Level 11
Cyclical Growth.
(1/turn) Whenever you expend a Seed Die, grow all your other Seed Dice one size.
Level 15
Bountiful Overgrowth.
Your max Seed Die size is now d20.