Emergent Garden is a living world that nobody animates. It begins almost empty: a mirrored ring of fixed sources and forces surrounds a bare center, with only a faint pull inward. Particles of opposite polarity drift through a field of heat and cold. When two of them meet under the right conditions they merge into a third kind of particle, and from that one event everything else follows: bonds, clusters, five species defined by the temperature of their birth, and a slow accumulation of what the