Heated PropagatorHeated Propagator: Setup, size and use case Heated Propagator 64 50 is the practical next step when ordinary propagation trays are not enough, adding controllable bottom heat and humidity retention so seeds and cuttings can root more predictably through cooler periods. The insulated body, clear vented lid, and adjustable heating let you buffer swings in room or greenhouse conditions that would otherwise slow germination, stall rooting, or cause uneven