How to Grow and Care for Agastache

How to Grow and Care for Agastache
image credit Google

Agastache is a genus of herbaceous flowering plants in the family Lamiaceae, which is also known as the mint family. This genus contains around 30 species of aromatic perennials, which are native to North and Central America, as well as East Asia. Agastache plants are often prized for their showy spikes of tubular flowers, which can range in color from shades of purple and pink to white and yellow.

Additionally, many Agastache species are known for their pleasant fragrance and are frequently used in perfumes and essential oils. These plants are also attractive to a variety of pollinators, including bees and butterflies, making them an excellent choice for gardeners looking to support local ecosystems.

How to Grow Agastache from Seed?

Growing Agastache from seed is a relatively easy process, and it is a great way to enjoy these beautiful plants in your garden or yard. Here are the steps to follow for successfully growing Agastache from seed:

  1. Choose a good quality seed: Before planting Agastache seeds, make sure to choose a good quality seed from a reputable supplier. You can find a wide variety of Agastache seeds online or at your local garden center.
  2. Prepare the soil: Agastache plants prefer well-drained soil with a neutral pH level. You can prepare the soil by mixing in some compost or other organic matter to improve its quality.
  3. Sow the seeds: Sow the Agastache seeds directly into the soil in the spring, after the danger of frost has passed. Scatter the seeds over the soil surface and then lightly cover them with a thin layer of soil, about 1/8 inch deep.
  4. Water the seeds: Gently water the soil after sowing the seeds, taking care not to displace them. Keep the soil consistently moist, but not waterlogged, until the seeds germinate.
  5. Provide the right growing conditions: Agastache plants prefer full sun to partial shade and require at least six hours of sunlight per day to thrive. Keep the soil consistently moist during the growing season, but allow it to dry out slightly between waterings.
  6. Transplant the seedlings: When the seedlings are about 2 inches tall, thin them out to about 12 inches apart. You can also transplant them to their permanent location in your garden or yard at this time.
  7. Maintain the plants: Agastache plants are relatively low maintenance, but they do benefit from regular deadheading to encourage continued blooming. You can also fertilize the plants with a balanced fertilizer once per month during the growing season.

By following these steps, you can easily grow beautiful Agastache plants from seed and enjoy their fragrant, colorful blooms in your garden or yard.

How to Propagate Agastache?

Agastache plants can be propagated by several methods, including division, cuttings, and layering. Here are some steps to follow for successfully propagating Agastache:

  1. Division: The best time to divide Agastache plants is in the spring, just as new growth begins to emerge. Carefully dig up the plant and separate the roots into smaller sections, making sure each section has several healthy stems and roots. Replant the divided sections in well-draining soil and water well.
  2. Cuttings: Agastache cuttings can be taken in early to mid-summer when the plant is actively growing. Cut 4-6 inch sections of stem just below a leaf node and remove the lower leaves. Dip the cut end into rooting hormone and plant in a container filled with a well-draining potting mix. Keep the soil moist and the container in a warm, bright location until roots form.
  3. Layering: Agastache can be propagated by layering in the early summer. Choose a healthy stem and bend it down to the soil, covering it with a small mound of soil, leaving the tip of the stem exposed. Pin the stem down with a U-shaped wire or a stone. Keep the soil moist and watch for roots to develop where the stem is in contact with the soil. Once roots have formed, cut the stem from the mother plant and plant in its new location.

With these methods, you can propagate Agastache plants and create new specimens to add to your garden. Just be patient and take care of the new plants until they are established.

How to Care for Agastache?

Agastache plants are relatively low maintenance, but they do require some basic care to ensure they stay healthy and continue to produce their beautiful blooms. Here are some tips for caring for Agastache:

  1. Watering: Agastache plants prefer well-draining soil that is consistently moist but not waterlogged. Water the plants deeply about once per week during dry periods, or more frequently if the weather is particularly hot or windy. Water at the base of the plant to avoid wetting the foliage, which can promote disease.
  2. Fertilizing: Agastache plants don’t require a lot of fertilizer, but they can benefit from an application of a balanced, all-purpose fertilizer once per month during the growing season. Avoid over-fertilizing, which can cause the plants to produce fewer flowers.
  3. Pruning: Agastache plants benefit from regular deadheading, which is the removal of spent flowers. This encourages the plant to produce more flowers and helps prevent self-seeding. Prune the plants back to about half their height in late fall or early spring to promote healthy new growth.
  4. Pest and disease control: Agastache plants are relatively pest and disease resistant, but they can be susceptible to spider mites, aphids, and powdery mildew. Monitor your plants regularly and treat any issues promptly with organic or chemical controls as needed.
  5. Winter care: In colder climates, Agastache plants may require some extra care to survive the winter. Cut the plants back to the ground in late fall and cover the area with a layer of mulch to protect the roots from freezing. Alternatively, you can grow Agastache as an annual in colder climates and replace it each year.

By following these simple tips, you can care for your Agastache plants and enjoy their beautiful blooms and pleasant fragrance for years to come.

Varieties of Agastache

Agastache is a genus of flowering plants that includes more than 30 different species, each with its unique characteristics and qualities. Some popular varieties of Agastache include:

  1. Agastache foeniculum (Anise Hyssop): This is one of the most commonly grown varieties of Agastache, known for its aromatic leaves and spiky purple flowers. It is also attractive to pollinators, including bees and butterflies.
  2. Agastache rugosa (Korean Mint): This variety has attractive blue-green foliage and produces long spikes of lavender-purple flowers. It is drought-tolerant and easy to grow, making it a popular choice for many gardeners.
  3. Agastache aurantiaca (Orange Hummingbird Mint): This variety is known for its bright orange flowers and attractive foliage. It is a favorite among hummingbirds and other pollinators.
  4. Agastache cana (Texas Hummingbird Mint): This variety is native to Texas and produces tall spikes of pink or lavender flowers. It is also known for its aromatic leaves, which have a spicy scent.
  5. Agastache ‘Blue Fortune’ (Giant Hyssop): This variety is a popular choice for its tall spikes of deep blue flowers and attractive foliage. It is also easy to grow and relatively low maintenance.
  6. Agastache mexicana (Mexican Giant Hyssop): This variety produces long spikes of pink, purple, or lavender flowers and has an attractive bushy habit. It is also tolerant of heat and drought.

These are just a few of the many different varieties of Agastache that are available. With such a wide range of options, there is sure to be an Agastache variety that is perfect for your garden.

FAQs Related to Agastache

Here are some frequently asked questions related to Agastache:

  1. What is Agastache?

Agastache is a genus of flowering plants that belong to the mint family (Lamiaceae). The plants are known for their attractive foliage and long spikes of flowers that come in a range of colors, including purple, pink, orange, and blue.

  1. Where does Agastache grow?

Agastache plants are native to North and Central America, but they are now grown all over the world in a variety of climates. They prefer well-draining soil and a location that gets plenty of sunlight.

  1. What are the growing conditions for Agastache?

Agastache plants prefer well-draining soil and full sun, although they can also tolerate some light shade. They are drought-tolerant and do not require a lot of water, but they should be watered regularly during dry periods.

  1. What are the benefits of growing Agastache?

Agastache plants are a popular choice for gardeners because they are easy to grow and care for, and they produce beautiful blooms that attract pollinators such as bees, butterflies, and hummingbirds. The plants are also relatively low maintenance and can be grown in a variety of garden settings.

  1. How do I propagate Agastache?

Agastache plants can be propagated by division, cuttings, or layering. The division is best done in the spring, while cuttings are taken in early to mid-summer. Layering can be done in the early summer.

  1. How do I care for Agastache?

Agastache plants require regular watering, occasional fertilizing, and pruning to promote healthy growth and prevent disease. They are relatively pest and disease-resistant but may require treatment if issues arise.

  1. Can I use Agastache for culinary purposes?

Some species of Agastache are used in herbal teas, and the leaves of some varieties can be used in cooking as a substitute for anise or mint. However, it’s important to research the specific species of Agastache to determine if it is safe to consume.


Please enter your comment!
Please enter your name here