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Home » How to » Grow Plants » How to Grow Agastache
Agastache, commonly known as Anise Hyssop or Hummingbird Mint, is a perennial herb that brings vibrant colors and a delightful fragrance to any garden. As a favorite among garden enthusiasts, it offers a blend of ornamental beauty and practical benefits, attracting pollinators like hummingbirds and bees. This guide provides a detailed roadmap for successfully growing and nurturing Agastache, ensuring it thrives in your garden.
Key Takeaways
- Ideal Conditions: Agastache thrives in full sun and well-drained soil.
- Planting Tips: Plant seeds or seedlings with adequate space and in suitable soil.
- Caring for Agastache: Requires minimal watering and no extra feeding.
- Varieties: Numerous varieties to choose from, each with unique characteristics.
How to Grow Agastache
Growing Agastache is a rewarding experience due to its adaptability and minimal care requirements. Here’s how you can ensure the best growth conditions:
Ideal Growing Conditions
- Sunlight: Full sun exposure is crucial for Agastache. It thrives in areas that receive several hours of direct sunlight daily.
- Soil Type: Well-drained soil is essential. Agastache prefers a neutral pH and moderately fertile soil. Overly moist or humid soils should be avoided to prevent root rot.
Sunlight Needs | Soil Type |
Full Sun | Well-drained, moderately fertile, neutral pH |
Seasonal Cultivation Tips
- Spring and Summer: Plant Agastache after the last frost. Regular watering is essential during this period, especially for seedlings.
- Fall: Reduce watering as the plant prepares for dormancy.
- Winter: Agastache is hardy but may need protection in extremely cold climates.
Where to Grow Agastache
Agastache is versatile and can be grown in various settings, making it an excellent choice for different garden styles.
- Garden Beds: Agastache works well in borders and beds, offering a beautiful backdrop or focal point.
- Containers: If space is limited, growing Agastache in containers is a great option. Ensure the pot has sufficient drainage.
Location | Requirements |
Garden Beds | Full sun, well-drained soil |
Containers | Adequate drainage, regular watering |
How to Plant Agastache
The planting process for Agastache is straightforward, making it suitable for gardeners of all levels.
Steps for Planting
- Spacing: Space plants 15-18 inches apart to allow adequate room for growth.
- Planting Depth: Dig a hole about twice the width of the plant’s root ball and just as deep.
- Soil Preparation: Mix in some compost to help establish a strong root system.
- Watering: Water thoroughly after planting to settle the soil around the roots.
Plant Spacing | Planting Depth | Soil Preparation |
15-18 inches | Twice the width of the root ball | Compost or starter fertilizer |
Soil Preparation and Planting Depth
- Compost Addition: Enriching the soil with compost promotes healthy root development.
- Planting Depth: Ensure the top of the root ball is level with the soil surface for optimal growth.
Caring for Agastache
Agastache is relatively low-maintenance, but a few key practices can ensure its optimal health and growth.
Watering and Feeding
- Watering: Agastache is drought-tolerant, requiring minimal watering once established. Overwatering can lead to root rot.
- Feeding: Generally, Agastache does not require additional feeding. The natural nutrients in the soil are sufficient.
Care Aspect | Details |
Watering | Minimal, avoid overwatering |
Feeding | Not necessary, natural soil nutrients are adequate |
Pruning and Deadheading
- Pruning: Cut back dormant stems to half their height to protect from winter winds.
- Deadheading: Regular deadheading of spent flowers promotes rebloom.
Activity | Purpose |
Pruning | Winter protection, promote bushier growth |
Deadheading | Encourage reblooming |
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How to Propagate Agastache
Propagation of Agastache can be done through seeds or division.
- Seed Propagation: Sow seeds in autumn or spring. Germination requires a period of cold stratification.
- Division: Divide established plants in spring every 3 to 5 years to rejuvenate older plants.
Method | Description |
Seeds | Sow in autumn or spring |
Division | Every 3 to 5 years in spring |
Growing Agastache: Problem Solving
Agastache is generally resilient, but here are solutions to some common problems:
- Pests and Diseases: Agastache can be affected by spider mites, aphids, and powdery mildew. Proper air circulation and avoiding wet soil can prevent these issues.
- Environmental Stress: In extremely cold climates, protect Agastache with mulch.
Problem | Solution |
Pests | Maintain good air circulation, avoid wet soil |
Cold Weather | Mulch in winter |
Varieties of Agastache to Grow
There are numerous Agastache varieties, each with its unique charm.
Variety | Characteristics |
Blue Boa | Deep violet-blue flowers, attracts pollinators |
Mango Tango | Compact, orange and yellow flowers |
Frequently Asked Questions
Yes, it’s generally resistant to deer and rabbits.
Water sparingly, only when the soil is dry.
Yes, ensure the pot has adequate drainage.

Eleanor is the quintessential spirit of the British gardener — passionate, dedicated, and endlessly curious about the natural world. Born and raised amidst the verdant landscapes of the Cotswolds, she developed an early love for the outdoors, often spending hours in the family garden with her hands buried in the soil, nurturing every type of plant she could find.