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Anise Hyssop Plug Plants (Agastache foeniculum)

Anise hyssop has scented leaves with violet coloured soft flower spikes, this is an excellent plant for butterflies and bees and a great addition to any herb garden. 
 

  • Height: 60cm
  • Prefers: Sun 
  • Flowers: June onwards
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FAQs

What are Anise Hyssop plug plants?


Anise Hyssop plug plants are young Agastache foeniculum plants grown in small cells with strong early root development, ready to be planted directly into prepared soil. Known for their upright growth, aromatic foliage, and spikes of purple-blue flowers, these wildflower plug plants are a practical way to establish Anise Hyssop more quickly and reliably than sowing from seed.

 

What is Agastache foeniculum?

 

Agastache foeniculum is the botanical name for Anise Hyssop, a herbaceous flowering plant valued for its scented leaves and long-lasting summer flowers. It is often chosen for naturalistic planting, pollinator-friendly borders, and meadow-style schemes thanks to its upright habit and soft purple flower spikes.

 

Where should I plant Anise Hyssop plug plants?


Anise Hyssop plug plants are best planted in a sunny, open position with free-draining soil. They work well in wildflower areas, informal borders, prairie-style planting, and wildlife-friendly garden spaces where their height and colour can add structure through the flowering season. Giving them a site with good light helps promote stronger flowering and healthy growth.

 

How do I plant Agastache foeniculum plug plants?


Plant each plug into prepared soil by making a hole slightly larger than the root ball, then firm the soil gently around the plant and water thoroughly. Keep the area around the young plants reasonably free from heavy competition while they establish. Once rooted in, the plants will grow into upright flowering clumps that sit well among other perennial wildflowers and meadow plants.

 

When do Anise Hyssop wildflower plug plants flower?


Anise Hyssop wildflower plug plants usually flower through summer, producing tall spikes of purple-blue blooms over an extended period. This long flowering season makes them useful where consistent colour is needed in mixed planting schemes. The seed heads and structure can also add interest after the main flowering period has passed.

 

What do Anise Hyssop plants look and smell like?


Anise Hyssop plants have upright stems, pointed green leaves, and narrow flower spikes packed with small purple-blue flowers. The foliage is well known for its sweet, aromatic scent, often compared to aniseed or liquorice. This combination of fragrance and flower shape helps make the plant stand out in both ornamental and habitat-led planting.

 

Why choose plug plants instead of growing Anise Hyssop from seed?


Plug plants offer a faster and more dependable way to establish Anise Hyssop, especially where conditions need to be carefully managed in the first stage of growth. Because the young plants already have a developed root system, they are easier to place accurately and are often better able to compete once planted out. This makes them especially useful for planned planting schemes and for filling specific gaps in borders or meadow areas.

 

How quickly will Agastache foeniculum plug plants establish?


With suitable warmth, moisture, and good soil preparation, Agastache foeniculum plug plants usually establish within a few weeks of planting. Once settled, they put on steady top growth and begin forming the upright habit associated with mature plants. Good aftercare in the early stage helps them develop into stronger, longer-lasting specimens.


 

Why Plug Plants

Why Wildflower Plug Plants

Wildflower plug plants are an excellent way to add impact and biodiversity to your garden. These young plants are grown in small cells and come with a fully developed root system, ready to establish quickly once planted.

Plug plants are a great choice for filling gaps, boosting diversity, or getting results a little faster. With the right care, plugs will flourish and naturalise, becoming a long-term feature of your garden or meadow.

  • Healthy root systems – Plugs may look small or even a little tired on top, but their strong, well-developed roots are what matter most. Healthy roots allow them to settle quickly and thrive.
  • Great for biodiversity – Planting a variety of plugs helps create a balanced habitat that attracts bees, butterflies, and other pollinators.
  • Easy to plant and establish – Their developed roots make them resilient and easy to handle, even in tricky soils.
  • A complement to seeds – Use plugs alongside seed mixes to fill gaps, create patterns, or introduce species that are harder to grow from seed.
  • Flexible planting – Perfect for borders, containers, or meadows of any size.

The Importance of Roots
When planting wildflower plugs, it’s important to remember that what’s below the soil matters most. Even if the top growth looks small, pale, or dormant, the plug’s root system holds the plant’s energy and potential. Strong, white roots are a sign of health and will fuel growth once the plant settles in its new home.
Because the roots are already developed, plugs have a head start, helping them establish quickly, withstand competition, and flourish in a range of conditions.

Explore our wildflower plug plants, from annuals to perennials, including bee-friendly varieties and curated collections.

Planting & Care

When to Plant Wildflower Plug Plants
You can plant wildflower plug plants throughout most of the year, as long as the soil isn’t frozen or waterlogged. Spring and autumn are ideal times, giving the plants mild conditions to settle and establish before extremes of weather.

How to Plant Wildflower Plug Plants: Step-by-Step

  1. Prepare the site
    Remove weeds and grass where you’ll be planting. Wildflowers prefer low-fertility soil, so there’s no need for fertiliser.
  2. Check the plugs
    Some plug plants may have minimal top growth or appear dormant at certain times of year. Don’t worry – their root systems are the key. As long as the roots are healthy and white, the plant is alive and ready to thrive.
  3. Soak before planting
    Give your plug plants a thorough drink before you plant them. This helps reduce stress and encourages strong root establishment.
  4. Create holes
    Use a dibber, screwdriver, or trowel to make holes slightly deeper and wider than each plug’s rootball.
  5. Plant carefully
    Place each plug in its hole with the top of the rootball level with the soil surface. Firm the soil gently around it.
  6. Water well
    Water generously after planting to help the soil settle around the roots. Keep the soil damp for the first few weeks.

Caring for Plug Plants After Planting
Once established, wildflower plug plants need minimal care. Keep the area weed-free while they settle, water during dry spells, and allow flowers to set seed naturally. Over time, many wildflower species will spread, creating a self-sustaining display.

The Importance of Roots
When planting wildflower plugs, it’s important to remember that what’s below the soil matters most. Even if the top growth looks small, pale, or dormant, the plug’s root system holds the plant’s energy and potential. Strong, white roots are a sign of health and will fuel growth once the plant settles in its new home.
Because the roots are already developed, plugs have a head start, helping them establish quickly, withstand competition, and flourish in a range of conditions.

Explore our wildflower plug plants, from annuals to perennials, including bee-friendly varieties and curated collections.

Delivery Information

We’re proud to offer fast and reliable delivery. In fact, most of our items are available for next working day delivery. Please check the delivery label on each product page for specific delivery timeframes.

 

For Items Marked as Next Day Delivery:

  • Orders placed before 2pm (Mon–Fri) will be dispatched the same working day with delivery the next working day
  • Orders placed after 2pm are dispatched the next working day
  • Orders placed after 2pm Friday are dispatched on Monday for Tuesday delivery (excluding Bank Holidays)

 

Delivery Combinations

If your order contains a combination of next day and non-next day products, please note only the products marked next day will be delivered next day. The remainder of your order will be delivered within the timescales indicated.

 

Delivery Charges:

Service Price
UK inc. Islands & Channel Islands up to 1kg (seed only) £3.50
UK Mainland Delivery (NEXT DAY where shown) £4.99
Saturday (England & Wales) up to 30kg £15.00

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