Creating a stunning and thriving pond in USDA Hardiness Zone 6 is an exciting opportunity to showcase a wide variety of beautiful and hardy aquatic plants.
This carefully selected list of 15 pond plants includes species that are well-adapted to the growing conditions in Zone 6, offering an array of colors, textures, and growth habits to enhance the visual appeal and ecological diversity of your water garden.
From the regal beauty of water lilies and lotuses to the striking foliage of the chameleon plant, each species contributes its own unique charm and benefits to the pond ecosystem.
1) Hardy water lily (Nymphaea spp.)
Elegant, floating flowers in various colors, from pure white to vibrant pink, surrounded by round, glossy leaves. Plant in containers filled with aquatic soil, and submerge them at the proper depth. Fertilize monthly during the growing season for optimal growth and blooms.
2) Lotus (Nelumbo spp.)
Majestic, large flowers in shades of pink or white, rising above the water on tall stems, with unique, blue-green, waxy leaves. Plant rhizomes in heavy clay soil, and position them so the growing tips are just above the soil surface. Fertilize sparingly and enjoy the exotic beauty of these ancient plants.
3) Pickerelweed (Pontederia cordata)
Striking, purple-blue flower spikes above glossy, heart-shaped leaves. Plant in shallow water or at the pond’s edge, and watch as it attracts pollinators and provides shelter for wildlife. Remove any yellowing leaves to maintain its appearance.
4) Cattail (Typha latifolia)
Tall, slender leaves with brown, cylindrical flower spikes, creating a classic pond look. Plant in shallow water or wet soil, and control its spread by removing excess growth. Use it to create a natural backdrop or privacy screen.
5) Variegated sweet flag (Acorus calamus ‘Variegatus’)
Striped, green-and-white, grass-like leaves with a pleasant aroma when crushed. Plant in shallow water or moist soil for a pop of color and texture. Trim any brown tips to keep it looking fresh.
6) Marsh marigold (Caltha palustris)
Cheerful, golden-yellow flowers in early spring, followed by glossy, green leaves. Plant in wet soil or shallow water, and enjoy the first blooms of the season. Deadhead spent flowers to encourage new growth.
7) Cardinal flower (Lobelia cardinalis)
Vibrant, red, tubular flowers on tall spikes, attracting hummingbirds and butterflies. Plant in moist soil or shallow water, in areas with partial shade. Deadhead spent blooms to prolong flowering.
8) Yellow flag iris (Iris pseudacorus)
Bright, yellow flowers above sword-like, green leaves, adding a sunny touch to your pond. Plant in shallow water or moist soil, and divide the rhizomes every few years to control growth and rejuvenate the plant.
9) Creeping Jenny (Lysimachia nummularia)
Trailing, golden-green foliage that softens pond edges and can be used as a floating plant. Grow in moist soil or shallow water, and trim back the stems as needed to control its spread.
10) Arrowhead (Sagittaria latifolia)
Distinctive, arrow-shaped leaves and delicate, white flowers on tall stalks. Plant in shallow water or wet soil, and enjoy the unique texture it adds to your pond. Remove any yellowing leaves to maintain its appearance.
11) Water hibiscus (Hibiscus moscheutos)
Large, showy flowers in white, pink, or red, resembling tropical hibiscus blooms. Plant in moist soil or shallow water, in full sun to partial shade. Prune back the stems in late winter to encourage new growth.
12) Horsetail (Equisetum hyemale)
Prehistoric-looking, segmented stems that resemble miniature bamboo, adding an interesting vertical element to your pond. Plant in moist soil or shallow water, and contain its spread by planting it in pots or removing excess growth.
13) Lizard’s tail (Saururus cernuus)
Unique, slender, arching spikes of small, white flowers that resemble a lizard’s tail. Plant in shallow water or consistently moist soil, in partial shade to full sun. Prune back any yellowing or browning leaves to keep it looking its best.
14) Water forget-me-not (Myosotis scorpioides)
Dainty, blue flowers with yellow centers, resembling the beloved garden forget-me-nots. Plant in shallow water or moist soil, and enjoy the delicate blooms throughout the summer. Trim back the foliage after flowering to maintain its appearance.
15) Chameleon plant (Houttuynia cordata ‘Chameleon’)
Colorful, heart-shaped leaves in shades of green, yellow, and red, creating a vibrant backdrop for your pond. Plant in moist soil or shallow water, and control its spread by removing unwanted growth. Enjoy the ever-changing colors throughout the season.
