What to Plant with Hydrangeas: Classic Coastal Garden Pairings
Hydrangeas are one of the most timeless plants for a classic New England garden. Their large blooms, soft colors, and lush shape instantly make a yard feel established, romantic, and elegant. But one of the best ways to make hydrangeas stand out even more is by pairing them with the right companion plants.
Whether you love a coastal cottage garden, a Nantucket-inspired landscape, or a more traditional foundation planting, these are some of my favorite plants to pair with hydrangeas for a layered and timeless look.
Boxwoods
Boxwoods are one of the best companion plants for hydrangeas because they add structure and evergreen color year-round. The rounded shape contrasts beautifully with soft hydrangea blooms and helps anchor garden beds.
I especially love pairing boxwoods with blue or white hydrangeas in front of cedar shingle homes for that classic coastal New England look.
White Roses
For a more romantic cottage garden look, white roses pair beautifully with hydrangeas. Climbing roses on white fencing or arbors create a timeless coastal garden aesthetic that feels elegant without being overly formal.
The combination of soft roses and large hydrangea blooms always feels classic and effortless.
Astilbe
Astilbe adds delicate texture and works beautifully in partial shade gardens. The feathery blooms contrast nicely with round hydrangea flowers and help create a softer, layered planting design.
White or blush astilbe looks especially pretty in coastal-inspired gardens.
Daylilies
Daylilies are one of the easiest ways to add seasonal color alongside hydrangeas. I especially love the look of orange daylilies mixed with blue hydrangeas for a more natural New England summer garden feel.
They add movement and brightness while still feeling relaxed and timeless.
Lavender and Catmint
For sunnier areas, lavender and catmint create beautiful contrast against hydrangeas. The soft purple tones pair beautifully with blue and white blooms while adding fragrance and movement to the garden.
These plants also help create a more relaxed coastal cottage style landscape.