Bring Bold Color and Wild Beauty to Your Garden with Purple Tansy
Transform any landscape with the striking golden-yellow blooms of Common Tansy (Tanacetum vulgare) — a hardy, fast-growing perennial herb that returns year after year. With 1,000 seeds per pack, you'll have everything you need to create a lush, pollinator-friendly border, wildflower meadow, or herb garden.
Tansy is beloved by bees and butterflies, naturally repels pests, and fills the garden with feathery, aromatic foliage all season long. Once established, it practically takes care of itself.
🌿 Herb Specifications
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Season: Perennial
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USDA Zones: 3 – 9
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Mature Height: 24 – 36 inches
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Bloom Season: Summer
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Bloom Color: Yellow
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Light: Full sun to partial shade
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Soil: Moist, well-drained, average fertility
🌱 Planting Directions
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When to Sow: Direct sow outdoors after last frost
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Germination Temp: 68°F — if no germination in 3–4 weeks, move to 24–39°F for 2–4 weeks
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Average Germ Time: 21 – 28 days
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Light Required: Yes — surface sow and thinly cover
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Sowing Rate: 5 – 7 seeds per plant
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Moisture: Keep seeds moist until germination
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Plant Spacing: 24 – 36 inches
💡 Pro Tip: Deadhead spent flowers regularly to prevent aggressive self-seeding. Water about 1 inch per week for best results.
Frequently Asked Questions
Is Purple Tansy easy to grow from seed?
Yes! Tansy is a resilient, low-maintenance herb. Simply surface sow after the last frost, keep the soil moist, and expect germination within 3–4 weeks. It thrives in a wide range of climates (USDA Zones 3–9).
Will Tansy spread in my garden?
Tansy self-sows readily, which makes it great for naturalizing areas. To control spread, deadhead the flowers before they drop seeds. It's easy to manage with minimal effort.
What are the benefits of growing Tansy?
Tansy attracts pollinators like bees and butterflies, naturally repels certain garden pests, and adds bold texture and color with its feathery foliage and bright yellow button flowers.
How many plants can I grow from 1,000 seeds?
At a sowing rate of 5–7 seeds per plant and typical germination rates, you can expect to grow approximately 140–200 healthy Tansy plants from this pack.
When will my Tansy plants bloom?
Tansy blooms in summer, typically from July through September. Plants sown in spring will often bloom in their first season and return reliably each year as a perennial.
