Since Illinois is in the deciduous forest zone, all leaves drop off our trees in the fall and direct sunlight is available for flowers on the forest floor only until the new leaves open on the trees in late spring.
(Illinois; is; in the deciduous forest zone) (all leaves; drop off; L:in the fall) (direct sunlight; is; available for flowers on the forest floor)
Illinois all leaves direct sunlight
is drop off is
in the deciduous forest zone
L:in the fall
available for flowers on the forest floor