Companion plants for Pachysandra
Pachysandra blooms from April through May. It wants full shade and moderate water. The 8 companion pairings below each state why the pairing works.
Taking over as Pachysandra finishes

Bottlebrush Buckeye
Takes part shade to full shade and moderate water; blooms in early summer as this one finishes; stands well above at 10 ft, a canopy to plant beneath; its white flowers settle the white.

Vicki Clematis
Takes part shade to full shade and moderate water; blooms in early summer as this one finishes; climbs to 3.5 ft behind it, height without the footprint; a soft color beside the white.

DreamScape Hydrangea
Takes part shade to full shade and moderate water; blooms in early summer as this one finishes; taller at 3.5 ft, for the layer behind it; a soft color beside the white.

Carolina Allspice
Takes part shade to full shade and moderate water; overlaps, then carries the display into early summer; stands well above at 7.5 ft, a canopy to plant beneath; a soft color beside the white.

Goatsbeard
Takes part shade to full shade and moderate water; blooms in early summer as this one finishes; taller at 4 ft, for the layer behind it; its white flowers settle the white; this one spreads, so it will crowd its neighbor in time.

Black Cohosh
Takes part shade to full shade and moderate water; blooms in early summer as this one finishes; stands well above at 5 ft, a canopy to plant beneath; its white flowers settle the white; this one spreads, so it will crowd its neighbor in time.

Lady's Mantle
Takes part shade to full shade and moderate water; overlaps, then carries the display into midsummer; taller at 1.5 ft, for the layer behind it; a soft color beside the white.
Blooming alongside

Ostrich Fern
Takes part shade to full shade and moderate to high water; taller at 4 ft, for the layer behind it.