In Bloom



Look for flowering dogwoods.
Oaks bloom.
Cedar apple rust appears.
Hickories bloom.
Mayapples begin blooming.
Ohio buckeyes begin blooming.
Hawthorns blooming in open areas.
Blackberry Winter: A cold spell may occur, freezing blackberry blooms.
Black locust trees in bloom.
Wild strawberries ripen in grasslands.
Yellow ladies’ slipper orchids are in full bloom in late May.



Purple coneflowers and coreopsis blooming on prairies.
Queen Anne’s lace (white flowers) and chicory (blue) also bloom – neither are native.
Tulip poplar trees display attractive yellow/orange flowers – look high in tree.
Elderberries begin blooming.
Watch for butterfly weed blooming.
Trumpet creeper attracts hummingbirds.
Cattail blooms are covered with pollen.


Mulberries are ripening.
Blackberries are ripening. Chigger bites itch from blackberry picking.
Black-eyed Susans bloom.
Mayapple fruits ripen and fall on ground.
Wild black cherries ripen.
Blazing star blooms on prairies.
Wild plums ripen.



Sumac fruits ripen to crimson.
Hawthorn fruit ripens.
Wild grapes ripen.
Elderberries ripen.
Jewelweed (touch-me-nots) seedpods explode when touched.


Hazelnuts ripen; watch for their ruffled cases.
Sassafras, sumac and Virginia creeper show fall color.
Begin watching for puffballs and other fall mushrooms.
Hickory nuts ripen and begin to fall.
Pawpaw fruits ripen.
Black gum, bittersweet and dogwood show fall color.
Fall color begins; peak varies widely with season and conditions.
Persimmons start to ripen.
Gentians bloom on prairies.



New England asters bloom — provide nectar for late migrating monarchs.
Beginning of peak fall color in maples, oaks, and hickories.
“Turkey feet” seed heads of big blue-stem prairie grass mature.