[ he points to one of the lance-like leaves. ]

This can be used to make soap or cordage.

[ they don't have a knife so it's fine if the other hedgehog doesn't use it now. later, when he's alone maybe. ]

You'll cut right here, across the top to remove the leaves, and at the bottom to take off the roots. The core will be left.

[ his finger slides against the mental line of where the other should cut on both ends, he's looking at the hedgehog to see if he understands.

then again, if they wanted, they could use their nails or something else nearby to cut. ]