Alisma plantago-aquatica (Marginal Aquatic)Water Plantain

Hardy Perennial

What is Hardy Perennial?
A plant that lives for more than two years.
Capable of withstanding outdoor winter temperatures down to -15C.

Fulfilled and sold by Thompson & Morgan

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Please note: This product cannot be delivered outside the United Kingdom.

Height Up to 90cm (35.4in)
Spread Up to 45cm (17.7in)

Hardy Perennial

water garden

Sun or semi shade

Flowering Months

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Alisma plantago-aquatica forms pleasing drifts of broad grey-green lanceolate foliage. Throughout summer, a profusion of tall stems bear airy panicles of small white or pink flowers. This marginal aquatic thrives in boggy soil or the shallow margins of ponds. Water Plantain is a hardy perennial British native making a useful contribution to wildlife ponds. Height: 90cm (36"). Spread: 45cm (18"). Planting depth: Zone 1 & 2 to 15cm below water level.

Plant height and spread is seasonal therefore we list by pot size rather than a defined plant size. The height and spread of the plant delivered will vary depending on the season, meaning arrival images are an indication only.

3 x 9cm potted alisma plants (78080)
1 x 9cm potted alisma plant (78079)
1 x 3 litre potted alisma plant (78078)
3 x 1 litre potted alisma plants (78077)
1 x 1 litre potted alisma plant (78076)

How to Grow
Plant Alisma in boggy soil or submerged in the shallow margins of ponds, to a maximum depth of 15cm (6") below water level. Choose a position in sun or semi-shade.
More Info
Alisma seeds about freely. Remove the faded flowers before they set seed to encourage more blooms to be produced and to prevent self seeding. Cut back the old foliage in Autumn.

Seeds and garden supplies will normally be delivered within the time period stated against each product as detailed above. Plants, bulbs, corms, tubers, shrubs, trees, potatoes, etc. are delivered at the appropriate time for planting or potting on. Delivery times will be stated on the product page above, or in your order acknowledgement page and email.

Orders for packets of seed incur a delivery charge of £2.99.

Orders which include any other products will incur a delivery charge of £4.99.

Where an order includes both packets of seeds and other products, a maximum delivery charge of £6.99 will apply - regardless of the number of items ordered.

Large items may incur a higher delivery charge - this will be displayed in your shopping basket.

Please see our Delivery page for further details, and more information on different charges that may apply to certain destinations.

For more information on how we send your plants please visit our Helpful Guide on plant sizes.

Thompson & Morgan strives to ensure that all its plants are delivered to you in the perfect condition for planting. Sadly, the time it takes to deliver to certain locations in the UK means that we can't guarantee this, so regretfully we are unable to ship live plants to the following areas: HS, IV41-IV49, IV51, IV55-56, KW15-KW17, PA34, PA41-48, PA60-PA78, PA80, PH40-PH44, TR21-TR24, ZE1-ZE3

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