EastScape Wikibuilt from the game itself

Crownheart squash seeds

Where to find it: Thornspire Crown (Bough Strangler).

“Plant them on your island (Harvesting 113). They grow crownheart squash, and give their seeds back. Bough Strangler drop them.”

Dropped by

MonsterLevelHow manyChance a killRoll
Bough Strangler11611.3%Own roll

Grows

Plant it on your island's plots (Harvesting 113): ready in about 600 minutes, logged in or not.