The Emperor Tree reacted to the blatant intrusion of the Larkinson mechs by resorting to its most convenient 'organic weapon system'.
Hundreds of wooden cannon muzzles extended from the immense juggernaut-sized trunk of the Emperor Tree. Not all of them faced the same direction, but there were still plenty of wooden cannons that could easily target the mechs flying in the air!
From the moment the seed barrage began, the defenses of every mech started to do their jobs.
The Everchanger and the First Sword effortlessly resisted the tide. The exotic launching method and the strange properties of the seeds did not hide the fact that they were hardly optimized for ranged combat.
Modern cannons developed by humans had gone through millennia of technological evolution and refinement. Even the cheapest of cannons had reached a remarkably high state of performance due to all of the incremental improvements that had been made over the ages.