EastScape Wikibuilt from the game itself

Cinderroot seeds

Where to find it: Cinderville (Ashbound Mason).

“Plant them on your island (Harvesting 103). They grow cinderroot, and give their seeds back. Ashbound Mason drop them.”

Dropped by

MonsterLevelHow manyChance a killRoll
Ashbound Mason10311.3%Own roll

Grows

Plant it on your island's plots (Harvesting 103): ready in about 600 minutes, logged in or not.