Alisma Triviale Seeds – Large Flowered Water Plantain Native Aquatic Perennial (100 Seeds)

Alisma triviale, commonly known as large flowered water plantain, is a native aquatic perennial that brings graceful texture and airy white blooms to ponds, water gardens, and wetland plantings. Its broad, lance-shaped leaves rise in neat clumps, followed by delicate, three-petaled flowers that appear on tall, branching stems in summer. This hardy marginal plant is a natural choice for the shallow edges of ponds, rain gardens, and boggy areas where it supports pollinators and adds a soft, naturalistic look.

Large flowered water plantain is easy to grow from seed and well suited to native plant gardens, wildlife habitats, and water features. It thrives in consistently moist to shallowly submerged soil and returns year after year in suitable climates, making it a long-lasting addition to naturalized landscapes.

Plant Features

• Native aquatic perennial with broad, lance-shaped green leaves
• Produces airy clusters of small white to pale pink flowers in summer
• Ideal for pond margins, water gardens, rain gardens, and bog plantings
• Attracts pollinators and provides habitat for wildlife
• Returns reliably in suitable climates and naturalizes well

Growing Information

• Botanical Name: Alisma triviale
• Plant Type: Aquatic perennial
• Sunlight: Full sun to partial shade
• Soil: Moist to wet soil; can grow in shallow standing water
• Water Requirements: High; keep soil consistently wet
• Growth Habit: Clumping, upright
• Bloom Season: Summer
• Spacing: 12 to 18 inches apart

Planting & Care

Sow Alisma triviale seeds on the surface of moist, sterile seed-starting mix and press them gently into the soil without covering deeply, as light aids germination. Keep the medium consistently wet and maintain a warm, humid environment. Once seedlings are large enough to handle, transplant them into pots or directly into a pond margin or bog garden where the soil remains saturated.

Grow large flowered water plantain in full sun to partial shade. Keep the soil consistently moist to shallowly submerged, and avoid allowing the roots to dry out completely. Established plants need little maintenance beyond removing spent flower stems if desired. In cold climates, container-grown plants benefit from winter protection.

What's Included

100 Alisma triviale seeds (large flowered water plantain).