The short answer: bioluminescence
Most people hear "glowing forest" and think it sounds made up. It's not. The Daintree rainforest produces its own light — no batteries, no tricks, no UV paint. It's bioluminescence, and it's been happening here for longer than humans have existed.
What's actually glowing
The main source is fungi. Dozens of species of bioluminescent fungi grow on decaying wood and leaf litter across the forest floor. They produce a chemical called luciferin — the same basic mechanism fireflies use — which reacts with oxygen to produce a soft green light.
You won't see it from a distance. You need darkness. Real darkness, not "turned my phone screen off" darkness. Your eyes need 10-15 minutes to fully adjust, and then the forest floor starts to reveal itself. Fallen logs glow. Patches of soil glow. It's faint, but once you see it, you can't unsee it.
Why does it glow?
Scientists aren't entirely sure. The leading theory is that the light attracts insects, which help spread the fungi's spores. But some researchers think it might just be a chemical byproduct — the fungi producing light as a side effect of breaking down wood.
Either way, it works. The fungi have been doing this for tens of millions of years in this forest. They're not in a hurry to explain themselves.
When is it brightest?
The wet season (November to April) tends to produce more bioluminescence. More moisture means more fungal growth, more decaying wood, more light. But it's visible year-round if conditions are right — warm nights after rain are usually the best.
The moon matters too. A full moon washes out the fainter glow. New moon nights, or nights with heavy cloud cover, are when the forest really shows off.
Seeing it yourself
This is what the night walk is for. Ted knows where the best patches are, which logs have been glowing consistently, and when conditions are right for a good display. She'll get your eyes adjusted properly and show you things you'd walk right past with a torch on.
The forest has been producing this light for 130 million years. It'll keep going whether you see it or not. But you should see it.