Vinca Seeds - Mixed Periwinkle
$4.98
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SunFull Sun
Height12-36 in.
Days to Bloom56-84 Days
Sowing SeasonSpring, Summer
USDA Zones3A-7A
Germination Time30-90 Days
About Marsh Marigold Flower Seeds
Premium Marsh Marigold Perennial Wildflower Seeds: Grow Bright Golden Yellow Bog & Pond Edge Blooms
Every marsh marigold seed carries early-spring aquatic garden charm, sprouting into compact bog perennials blanketed with vivid golden-yellow cup-shaped flowers that light up pond edges, rain gardens and damp shaded yard beds. Our untreated non-GMO Caltha palustris seeds are cold-hardy native wildflowers specially adapted to constantly wet soil and shallow standing water, blooming weeks before most garden flowers and attracting native bees and pollinators in early spring. Enjoy every low-effort growing phase, from stratified seed sprouting, glossy round green leaf growth, to masses of cheerful golden blooms that brighten moist landscape spaces year after year.
Our Promise:
High Viability: Fresh hand-collected marsh marigold wildflower seeds screened for consistent 91% germination rate and extreme cold-hardy aquatic growth, perfectly suited for spring stratification and outdoor bog planting across northern United States USDA zones.
True Native Variety: Harvested from wild healthy mature marsh marigold clumps to preserve pure native strain traits, producing uniform bright golden yellow early-spring blooms and water-tolerant foliage reliable for perennial bog landscapes.
Gardener-Friendly: Perfect for pond borders, rain garden swales and backyard bog planting beds. Complete US cold-climate aquatic planting instructions included, simple for new and experienced native wildflower landscapers alike.
The Planting Experience:
Growing marsh marigold creates effortless native wetland gardening joy. After mandatory cold stratification, seeds germinate steadily in constantly damp soil, form neat clumps of shiny round green leaves, and erupt in countless glowing golden yellow cup blooms each early spring. These water-loving perennial flower seeds transform dull moist pond margins and shaded bog corners into vibrant pollinator-friendly floral displays that return reliably every growing season with minimal care.
General Growing Guide:
Soil Preparation: Use heavy moisture-retentive loam or mucky bog soil; this plant cannot tolerate dry ground, standing shallow water is ideal for maximum blooming.
Sowing: Complete 20-day cold stratification with damp paper towel refrigeration to break seed dormancy. Spread seeds evenly on top of pre-saturated wet planting medium; do not cover with soil, seeds need light to sprout.
Initial Care: Keep medium fully saturated at all times, place seed trays in cool full sun or soft partial shade at stable 18℃ /64℉ until seedlings fully emerge within 15–25 days.
Ongoing Care: Prioritize full daily sunlight for the heaviest golden bloom production, maintain permanently wet soil or shallow standing water all year, no frequent watering required once established in bog/pond edge locations.
Please refer to our exclusive native bog wildflower care guide for winter frost survival, clump division and rain garden layout tips.
Perfect For You If:
You design pond edge, rain garden or bog landscape plantings with water-tolerant native flowers.
You want early-spring bright yellow blooms that emerge before most other garden perennials.
You seek cold-hardy pollinator wildflowers to support local native bee populations.
You own damp, low-lying yard spaces that struggle with regular dry-land ornamentals.
You collect native North American perennial wildflower varieties for naturalized landscape gardens.
Start your wetland flower gardening journey with our premium marsh marigold seeds and craft your own bright golden bog floral oasis. From fresh stratified spring seedlings to masses of glowing yellow cup blooms each early season, every growth stage delivers low-maintenance native color for your pond, rain garden or moist backyard beds. Grow pollinator-friendly cold-hardy marsh marigolds and enjoy repeat early-spring golden blooms season after season.
Great for
Cut Flowers Pollinator
Friendly Heat & Drought Tolerant
Cut Flowers Pollinator
Friendly Heat & Drought Tolerant
Why Gardeners Love It
Planting Guide
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If seeds do not germinate under recommended conditions, contact us within 30 days with your order number and photos of your setup. We will review eligible claims and help with replacement guidance, store credit or next planting steps.
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