Companion plants for Thyme
Thyme blooms from May through July. It wants full sun and low water. The 8 companion pairings below each state why the pairing works.
Taking over as Thyme finishes

Goldenrod
Shares full sun and low water; blooms in late summer as this one finishes; both are strong pollinator plants, and they feed in different months; its seed heads stand through winter, for structure and the birds.

Perennial Sunflower
Shares full sun and low to moderate water; blooms in late summer as this one finishes; stands well above at 5 ft, a canopy to plant beneath; both are strong pollinator plants, and they feed in different months.

Globe Thistle
Shares full sun and low water; overlaps, then carries the display into late summer; stands well above at 3.5 ft, a canopy to plant beneath; both are strong pollinator plants.

Switchgrass
Shares full sun and low water; blooms in late summer as this one finishes; stands well above at 5 ft, a canopy to plant beneath; both are strong pollinator plants, and they feed in different months.

Little Bluestem
Shares full sun and low water; blooms in late summer as this one finishes; stands well above at 3.5 ft, a canopy to plant beneath; its seed heads stand through winter, for structure and the birds.

Fountain Grass
Shares full sun and low water; blooms in late summer as this one finishes; stands well above at 3.5 ft, a canopy to plant beneath; its seed heads stand through winter, for structure and the birds.

Cosmos
Shares full sun and low water; overlaps, then carries the display into mid fall; stands well above at 3.5 ft, a canopy to plant beneath; both are strong pollinator plants.

Lavender
Shares full sun and low water; overlaps, then carries the display into late summer; both are strong pollinator plants; evergreen, so the bed keeps its shape through winter.