From the source rules

Who goes first in The Hanging Gardens?

English Gigamic rules, multiplayer setup

The Hanging Gardens publisher rulebook cover

Whoever did yard work most recently takes the first-player marker and begins their garden.

Rule details

This answer covers multiplayer setup. The separate solo supplement uses an Automaton opponent.

Source & edition

All 6 Gigamic starting rules

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If there’s a tie

The rulebook doesn’t say.

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