autumn-themed square frame with colorful leaves, pumpkins, acorns and mushrooms. empty space for your text.

pattern design font art flower cartoon circle leaf poster text line plant branch petal symmetry drawing brand tree autumn leaves frame blank space vector autumn-themed colorful square pumpkins acorns mushrooms perfect seasonal designs empty autumn border card vector leaves acorn acorns art background beautiful black botanical brown countryside cozy cute decor decoration decorative design earthy element fall fall colors festive flat foliage forest frame greeting harvest leaf minimalist mushrooms nature november october orange pattern pumpkin pumpkins rustic season seasonal thanksgiving vintage whimsical