Uprooting items from the ground:[1]

It is forbidden to uproot items from the ground[2] unless there is a need to do so for the Holiday, such as to eat a fruit or vegetable that is attached to the ground.

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[1] Kitzur 104:9

[2] See Michaber 547:12 in name of Hagahos Maimanis Yom Tov 8 “One may not tear grass or earth from ground on Chol Hameod [by a funeral] as is normally done during the week.”