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

Pink Muhly Grass
Shares full sun and low water; blooms in early fall 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.

Switchgrass
Shares full sun and low water; overlaps, then carries the display into mid fall; both are strong pollinator plants; its seed heads stand through winter, for structure and the birds.

Little Bluestem
Shares full sun and low water; overlaps, then carries the display into early fall; both are strong pollinator plants; its seed heads stand through winter, for structure and the birds.

Aster
Shares full sun and low to moderate water; blooms in early fall 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.

Fireworks Goldenrod
Shares full sun and low to moderate water; blooms in early fall 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.

Dotted Blazing Star
Shares full sun and low water; overlaps, then carries the display into mid fall; both are strong pollinator plants; its seed heads stand through winter, for structure and the birds.
Blooming alongside

Cleveland Sage
Shares full sun and low water; opens in mid spring and overlaps into this one's season; both are strong pollinator plants; evergreen, so the bed keeps its shape through winter.

Howard McMinn Manzanita
Shares full sun and low water; blooms in late winter, before this one opens; both are strong pollinator plants, and they feed in different months; evergreen, so the bed keeps its shape through winter.