Playbooks

Species & season playbooks

What to focus on for each core species through the four growth phases.

Interior Douglas-fir · Germination

Even, warm germination with a dry media surface.

  1. 01Stratify per seedlot record before sowing.
  2. 02Keep media moist, not saturated; mist lightly.
  3. 03Maintain warm day temperatures with moderate humidity.

Watch for

  • Damping-off
  • Liverwort

Sample guidance pending PRT's species cultural plans.