Mushroom House exterior made in blender.This can be used in your story.Basic lighting for evening scene was done.You can add extra vinesJust select the vines curve from outliner >edit mode>select curve draw tool>prss N>tool side bar>surface>draw on the surface you want.you can also controll the density of grass.Select the ground>geometry node>modifire tab>increase or decrease the value for density of grass.Grass scale can also be increase/decrease from random value node minimum /maximum value in geometry node.