Does Tango Hummingbird Mint Spread?
Tango Hummingbird Mint (Agastache aurantiaca 'Tango') does spread, but not aggressively like common mint. It forms clumps that expand slowly through underground rhizomes and self-seeding, staying manageable in most gardens.
What Is Tango Hummingbird Mint?
Tango Hummingbird Mint is a compact, perennial herb with bright orange-red flowers that bloom from midsummer to fall. It reaches about 18–24 inches tall and 12–18 inches wide. The plant is known for attracting hummingbirds, bees, and butterflies. Its leaves have a licorice-mint scent, and it is drought-tolerant once established.
This variety is a type of Agastache, often called "hummingbird mint" or "hyssop." It thrives in full sun and well-drained soil. Gardeners love it for its long bloom time and ability to handle heat.
Does Tango Hummingbird Mint Spread Quickly?
No, it does not spread quickly. Tango Hummingbird Mint expands at a moderate pace. In one growing season, a single plant may increase its clump size by a few inches outward. It does not send out long runners like peppermint or spearmint, which can take over a bed within a year.
The spread is noticeable over two to three years, but it stays within a defined area. If you have a small garden, you can still grow it without it becoming a problem. Most gardeners find the spread rate easy to control.
How Does Tango Hummingbird Mint Spread?
There are two main ways this plant spreads:
- Underground rhizomes: The plant produces short, thick rhizomes just below the soil surface. These send up new shoots a few inches away from the parent clump. Unlike invasive mints, these rhizomes are not long or aggressive.
- Self-seeding: After flowering, the plant produces small seeds that can fall to the ground. Some seeds may germinate nearby, but many do not survive winter unless conditions are perfect. The seedlings are easy to pull out if you see them.
Most of the spread comes from the rhizomes rather than seeds. The plant does not spread by above-ground stolons (runners).
Can You Control the Spread of Tango Hummingbird Mint?
Yes, you can control it with simple methods. Here are practical tips:
- Divide the clump every 2–3 years in early spring or fall. Dig up the whole plant, split it into smaller sections, and replant only what you want. This keeps the clump from getting too wide.
- Remove flower heads before they go to seed if you want to prevent seedlings. Cut off the spent blooms after most flowers fade.
- Use a physical barrier like a buried edging strip around the plant if you are worried about rhizome spread. A 6-inch deep barrier works well.
- Pull out unwanted new shoots as soon as you see them. The rhizomes are shallow, so they come up easily.
These steps take only a few minutes each season. For most gardeners, no extra effort is needed beyond normal maintenance.
Is Tango Hummingbird Mint Invasive?
No, it is not considered invasive in most regions. Invasive plants spread aggressively, crowd out native species, and are hard to remove. Tango Hummingbird Mint does none of those things. It stays in its place and does not take over gardens or natural areas.
However, in very rich, moist soil, it may spread a bit faster. If you plant it in average to poor soil with good drainage, its growth stays compact. Always check with your local extension office if you have concerns about a specific area. Some Agastache species can self-seed more in mild climates, but Tango is a well-behaved cultivar.
How to Plant Tango Hummingbird Mint to Manage Spread
Follow these simple planting steps to keep spread under control from the start:
| Step | Action |
|---|---|
| 1 | Choose a spot with full sun and well-drained soil. Avoid heavy clay or constantly wet ground. |
| 2 | Space plants 12–18 inches apart. This gives room for clump expansion without crowding. |
| 3 | Dig a hole the same depth as the nursery pot and twice as wide. |
| 4 | Mix a little compost into the soil if needed, but do not over-fertilize. Rich soil encourages more spread. |
| 5 | Water well after planting, then let the soil dry between waterings. |
| 6 | Add a 2-inch layer of mulch around the base, but keep it away from the stem. This helps retain moisture and reduce weed competition. |
If you want to limit spread even further, plant it in a container or a raised bed. Use a pot that is at least 12 inches in diameter with drainage holes. A quality garden spade makes dividing clumps easy when the time comes.
Benefits of Letting Tango Hummingbird Mint Spread
Allowing a controlled spread can actually be good for your garden:
- Natural ground cover: As the clump widens, it covers bare soil, reducing weed growth. The dense foliage blocks sunlight from weed seeds.
- More flowers for pollinators: More plants mean more blooms, which attract hummingbirds and beneficial insects throughout summer and fall.
- Low-maintenance fill: You won't need to replant every year. The clump slowly fills in gaps between other perennials.
- Easy propagation: You can dig up divisions and share with friends or fill other spots in your yard for free.
The spread is gentle enough that you can enjoy these benefits without worrying about losing control.
What Plants Grow Well with Tango Hummingbird Mint?
Because Tango Hummingbird Mint is not a thug, it pairs nicely with many sun-loving perennials. Good companions include:
- Salvia (sage) – similar bloom time and color contrast
- Echinacea (coneflower) – upright structure complements the mint's mound shape
- Rudbeckia (black-eyed Susan) – yellow or orange flowers match well
- Lavender – both enjoy dry soil and attract bees
- Ornamental grasses – soft texture against the mint's narrow leaves
Place taller plants behind it and shorter ones in front. The mint's bright orange-red flowers pop against purple or blue neighbors like catmint or veronica.
How to Remove Tango Hummingbird Mint if Needed
If you decide you no longer want the plant, removal is straightforward:
- Dig up the main clump with a shovel, getting as many roots as possible. The rhizomes are shallow, so most come up easily.
- Check for stray shoots a few weeks later. If any new growth appears, pull or dig it out right away.
- Smother the area with cardboard or thick mulch if you have a large patch. Leave it in place for one full growing season.
Because Tango Hummingbird Mint does not have a deep taproot, you can remove 95% of it with one good digging session. Unlike invasive mint species, it does not regrow from tiny root fragments left behind.
If you need a tool for clean removal, a sharp hori hori knife helps cut through roots and pry up clumps without damaging nearby plants.
How Fast Does Tango Hummingbird Mint Grow Each Year?
In its first year, the plant focuses on establishing roots and may only spread 2–4 inches wider. By the second and third years, the clump can reach its mature size of about 18 inches across. After that, expansion slows down. A well-maintained clump may only increase 1–2 inches per year outward.
This slow, steady growth makes it ideal for borders, rock gardens, or small urban yards. You can count on it to stay where you put it without surprise invasions.
Should You Deadhead Tango Hummingbird Mint to Reduce Spread?
Deadheading (removing spent flowers) is optional for controlling seed spread. If you want to prevent any chance of seedlings, trim off the flower spikes after most of the blooms have faded. Use a pair of pruning shears for a clean cut. This also encourages a second flush of flowers later in the season.
If you do not mind a few seedlings, you can leave the flowers to dry. The seeds are small and usually do not travel far. Most will germinate within a foot of the parent plant, and you can pull them out easily.
Deadheading does not affect rhizome spread. That part of the growth continues regardless, but at a slow pace.
Do Hummingbirds Prefer Tango Hummingbird Mint Over Other Flowers?
Hummingbirds love the tubular, orange-red flowers of this plant. The color and shape are perfectly suited for their long beaks. Studies show that hummingbirds visit Agastache varieties frequently, especially in late summer when many other flowers have finished blooming. Adding Tango to your garden ensures a steady supply of nectar for these birds from July through frost.
Because the plant spreads gently, you can have a larger patch over time, which means more flowers and more hummingbird visits. A small clump will attract birds, but a wider drift of plants will keep them coming back all season.
For best results, plant Tango Hummingbird Mint in a sunny spot with lean soil. Give it room to grow without crowding, and enjoy the slow, manageable spread that makes this plant a garden favorite.