Companion plants for Toad Lily
Toad Lily blooms from September through October. It wants part shade and moderate water. The 8 companion pairings below each state why the pairing works.
Blooming before Toad Lily opens

Rhododendron
Shares part shade and moderate water; blooms in late spring, before this one opens; both offer pollinator forage, in different months; evergreen, so the bed keeps its shape through winter.

Summersweet
Shares part shade and moderate to high water; blooms in midsummer, before this one opens; both offer pollinator forage, in different months; taller at 6 ft, for the layer behind it.

Flowering Dogwood
Shares part shade and moderate water; blooms in mid spring, before this one opens; both offer pollinator forage, in different months; its white flowers settle the purple.

Ligularia
Shares part shade and moderate to high water; blooms in midsummer, before this one opens; both offer pollinator forage, in different months; taller at 4 ft, for the layer behind it.

Foxglove
Shares part shade and moderate water; blooms in late spring, before this one opens; both offer pollinator forage, in different months; taller at 4 ft, for the layer behind it.

Japanese Stewartia
Takes part sun to part shade and moderate water; blooms in early summer, before this one opens; both offer pollinator forage, in different months; stands well above at 16 ft, a canopy to plant beneath.
Blooming alongside

Hellebore
Shares part shade and moderate water; blooms in late winter, extending the bed's season; evergreen, so the bed keeps its shape through winter; both offer pollinator forage, in different months.

Northern Sea Oats
Shares part shade and moderate water; opens in midsummer and overlaps into this one's season; its seed heads stand through winter, for structure and the birds; taller at 3.5 ft, for the layer behind it.