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Product Description
Add fragrance, beauty, and pollinator magic to your garden with Agastache Giant Hyssop Herb Seeds—a standout herb known for its tall spikes of colorful blooms and delightful minty-anise scent. These high-quality seeds boast excellent germination rates and are perfect for gardeners of all levels. Whether planted in garden beds, borders, or containers, Giant Hyssop attracts bees, butterflies, and hummingbirds, making it a favorite in pollinator-friendly landscapes.
Easy to grow and drought-tolerant once established, Agastache offers both ornamental and herbal value. Its long-lasting flowers and aromatic leaves make it a great addition to herbal teas, natural remedies, or simply as a charming and fragrant presence in your outdoor space. Growing from seed is a rewarding way to enjoy this unique herb’s full life cycle—from sprout to stunning bloom.

Life Cycle
Perennial
Planting Season
Spring or Fall
Growth Habit
Upright Clumping
Flavor Profile
Minty, Licorice
Plant Characteristics
Spiky purple blooms
Use
Medicinal, Pollinator Garden
Growing Conditions
Full Sun, Well-drained Soil
Harvest Advantages
Attracts Bees & Butterflies
Plant Resistance
Deer Resistant
Agastache foeniculum
Seed Names
Agastache Seeds, Giant Hyssop Seeds
Seed Type
Heirloom
Agastache Giant Hyssop is a fragrant herb with tall flower spikes and anise-scented leaves. Loved by pollinators, it adds both visual and ecological value to herb gardens, borders, and wildflower beds. It’s drought-tolerant and perfect for naturalistic landscaping.
Light Requirement
Full Sun
Planting Depth
Surface or 1/8 Inch
Sowing Method
Tray or Direct
Plant Spacing
12–18 Inches
Days to Maturity
75–90 Days
Soil Preparation
Light Stratification
Hardiness Zones
4–9
Water Needs
Low to Moderate
Planting Season
Spring or Fall
Seed Count
Recommended Coverage
100
Up to 80 sq ft
500
Up to 400 sq ft
1000
Up to 800 sq ft
Agastache Giant Hyssop Herb Seeds for Planting – Heirloom, Non-GMO, Pollinator-Friendly, and Perennial grows best in well-drained soil with moderate sunlight. It prefers mild temperatures and regular watering to keep the soil moist but not soggy.
Generally, Agastache Giant Hyssop Herb Seeds for Planting – Heirloom, Non-GMO, Pollinator-Friendly, and Perennial seeds germinate within 14–30 days when kept in warm and moist soil conditions. Patience and consistent care yield the best results.
For Agastache Giant Hyssop Herb Seeds for Planting – Heirloom, Non-GMO, Pollinator-Friendly, Perennial, and keep the soil evenly moist by watering 2–3 times a week depending on the weather. Avoid overwatering as it can lead to root rot.
Yes, Agastache Giant Hyssop Herb Seeds for Planting – Heirloom, Non-GMO, Pollinator-Friendly, and Perennial can be grown in containers. Choose a pot with drainage holes and use nutrient-rich soil. Ensure the plant gets partial to full sunlight daily.
You can start observing healthy growth from Agastache Giant Hyssop Herb Seeds for Planting – Heirloom, Non-GMO, Pollinator-Friendly, and Perennial after 6–8 weeks. Mature plants can be pruned or harvested as needed based on their type and use.