Worry soil

Worry soil is one of the ingredients used to refine a rank six Gu. Living treasure door sneezes it out as yellow “booger” alongside typhoon mountain pepper, ice heart, and grass skirt Gu, then gives those items to Shang Yan Fei as a gift after clearing its breathing. ^{ch. 274}

Worry soil is named among a large stock of earth path immortal materials packed into an immortal aperture when preparing for tribulation. ^{ch. 2133}