Colchian Dragon
The sleepless serpent guarding the Fleece on its oak, subdued by Medea’s song and drugs.

Overview
The dragon means that completing the bull trial is still insufficient to obtain the prize. Medea leads Jason into the grove and uses invocation, song and drugs to overcome the serpent’s vigilance before Jason removes the Fleece from the oak.
Key facts
Guarding the Fleece oak
The serpent coils around the oak in Ares’ grove and guards the hanging Fleece day and night.
Subdued by Medea
Medea’s song and drugs make the dragon lower its head and lose the power to prevent the taking.
Relationships
- Golden Fleeceguards sleeplessly
The Colchian dragon coils around the oak and guards the Fleece day and night.
- Medeasubdues with song and drugs
Medea uses invocation, song and drugs to overcome the dragon’s vigilance.
Story appearances
- The ArgonautsColchian Dragon in the Argonaut expedition
Colchian Dragon enters this story through the Argonaut expedition; other versions are handled where their own episodes call for them.
Ancient sources
MythWeave distinguishes ancient-source evidence from later adaptations and modern interpretation.