Companion plants for Aloe
Aloe 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 Aloe finishes

Pampas Grass
Shares full sun and low water; blooms in late summer as this one finishes; its seed heads stand through winter, for structure and the birds; stands well above at 8 ft, a canopy to plant beneath.

Sunflower
Shares full sun and low to moderate water; overlaps, then carries the display into early fall; its seed heads stand through winter, for structure and the birds; both offer pollinator forage.

Goldenrod
Shares full sun and low water; blooms in late summer as this one finishes; both offer pollinator forage, in different months; its seed heads stand through winter, for structure and the birds; they only overlap in zone 9.

Autumn Joy Sedum
Shares full sun and low water; blooms in late summer as this one finishes; both offer pollinator forage, in different months; its seed heads stand through winter, for structure and the birds; they only overlap in zone 9.

Cosmos
Shares full sun and low water; overlaps, then carries the display into mid fall; both offer pollinator forage; taller at 3.5 ft, for the layer behind it.

Love-Lies-Bleeding
Shares full sun and low to moderate water; overlaps, then carries the display into mid fall; both offer pollinator forage; taller at 3.5 ft, for the layer behind it.

Globe Thistle
Shares full sun and low water; overlaps, then carries the display into late summer; its seed heads stand through winter, for structure and the birds; both offer pollinator forage; they only overlap in zone 9.
Blooming alongside

Rosemary
Shares full sun and low water; opens in early spring and overlaps into this one's season; evergreen, so the bed keeps its shape through winter; both offer pollinator forage; they only overlap in zones 9 to 10.