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Create a dazzling garden full of height, color, and charm with Rainbow Hollyhock Seeds. Known for their tall flower spikes and rich spectrum of vibrant colors, hollyhocks are perfect for cottage-style gardens, borders, and landscape backdrops.
These non-GMO seeds are easy to grow and produce long-lasting blooms that attract pollinators like bees and butterflies. Their towering growth habit makes them ideal for adding vertical interest to garden beds and fences. Rainbow hollyhocks are a favorite among home gardeners due to their hardy nature and stunning multicolor flowers.
Produces colorful rainbow hollyhock blooms
Ideal for borders, cottage gardens, and landscape accents
Tall flowering spikes add dramatic height
Attracts bees and butterflies
Hardy and easy to grow from seed
Non-GMO, high-quality seeds
Plant Type: Hollyhock (Alcea species)
Seed Type: Non-GMO
Growth Habit: Tall, upright
Bloom Colors: Mixed rainbow shades
Bloom Season: Summer to early fall
Zones: USDA Zones 3–9
Light Requirements: Full sun
Soil Type: Well-drained, fertile soil
Watering Needs: Moderate, avoid waterlogging
Plant Height: 5–8 ft depending on variety
Planting Season: Spring or fall
Heirloom Status: Open-pollinated
Lifespan: Biennial; may reseed for perennial-like growth
Germination Time: 10–14 days
Germination Temperature: 18–22°C
Planting Depth: 3–5 mm (lightly cover)
Plant Spacing: 18–24 inches
Sow seeds directly outdoors after frost, or start indoors 6–8 weeks early.
Plant in full sun for the brightest, tallest blooms.
Maintain evenly moist soil until seeds germinate.
Support tall plants with stakes if needed.
Remove spent flowers to encourage continued blooming.
Allow some flowers to go to seed for natural reseeding.
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