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Sweet Fern

Comptonia peregrina asplenifolia
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Comptonia peregrina asplenifolia (Sweet Fern) — botanical photograph
Pl. 044D — Comptonia peregrina asplenifolia
Comptonia peregrina asplenifoliaComptonia peregrina asplenifoliaComptonia peregrina asplenifoliaComptonia peregrina asplenifoliaComptonia peregrina asplenifoliaComptonia peregrina asplenifoliaComptonia peregrina asplenifoliaComptonia peregrina asplenifoliaComptonia peregrina asplenifoliaComptonia peregrina asplenifoliaComptonia peregrina asplenifoliaComptonia peregrina asplenifoliaComptonia peregrina asplenifoliaComptonia peregrina asplenifolia
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Overview

Sweet Fern, scientifically known as Comptonia peregrina asplenifolia, is a deciduous shrub native to the northeastern and southeastern United States, thriving from Connecticut to Georgia. This plant prefers light to partial shade and adapts well to various soil conditions, including sandy or loamy grounds that are either dry or moist but well-drained. The distinctive feature of Sweet Fern lies in its aromatic leaves, which emit a sweet scent when crushed, giving it its common name. It is hardy in USDA zones 4-8 and can grow up to 1.2 meters tall, making it suitable for ornamental purposes while also providing a food source for wildlife. The edible fruit of Sweet Fern can be used as a condiment or brewed into tea. While primarily known for its fragrance and use in packing materials, it is also valued for its ability to repel pests and fix nitrogen in the soil.

Quick answers

What is Sweet Fern?

Sweet Fern, scientifically known as Comptonia peregrina asplenifolia, is a deciduous shrub native to the northeastern and southeastern United States, thriving from Connecticut to Georgia.

Growingconditions · propagation · uses
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Cultivation

Sweet Fern thrives in full to partial sun, preferring dry to moist conditions and light to medium soil. It is hardy in zones 4-8 and grows to a height of 1.2 meters. For cultivation, ensure the soil is well-draining, as it is not tolerant of waterlogged conditions. Propagate through seeds or by dividing the roots in early spring. The fruit is edible, though not commonly consumed.
Light
Full sun, Partial sun/shade
Water
Dry, Moist
Soil
Light (sandy), Medium
Hardiness
4-8
Mature size
1.2 m tall
For first-time growers

How to grow Sweet Fern for the first time

8steps

Sweet Fern is a low-maintenance plant perfect for beginners looking to add an aromatic shrub to their garden.

  1. 1

    What you'll need

    A Sweet Fern plant, gardening gloves, and a trowel.

  2. 2

    Best time to plant

    Plant in spring or early fall when the weather is cooler.

  3. 3

    Soil and container prep

    Use well-draining soil with a pH between 5.0 and 6.5, ensuring it's light (sandy) or medium.

  4. 4

    Sowing or transplanting

    Transplant young plants from the nursery into your garden or a large container.

  5. 5

    First two weeks

    Water regularly to help establish roots, then reduce watering as it becomes more established.

  6. 6

    Ongoing care

    Provide full sun to partial shade and avoid overwatering. Prune lightly in late winter or early spring.

  7. 7

    Harvest or pruning

    Prune in late winter or early spring to maintain shape and encourage new growth.

  8. 8

    Common mistakes

    Overwatering, planting in heavy soil, and not providing enough sunlight are common issues beginners should avoid.

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Edible & utility

Edible parts:Fruit
Edible uses: Condiment, Tea
Other uses:FragrancePackingPest controlNitrogen fixer
Contextrange · companions · related
VII

Distribution

29 native · 0 introduced
Distribution across1 continent· 29 native
Asia1 region
native (1)Georgia
Broader regions
native:Connecticut, Delaware, Illinois, Indiana, Kentucky, Maine, Maryland, Masachusettes, Michigan, Minnesota, New Brunswick, New Hampshire, New Jersey, New York, North Carolina, Nova Scotia, Ohio, Ontario, Pennsylvania, Prince Edward I., Québec, Rhode I., South Carolina, Tennessee, Vermont, Virginia, West Virginia, Wisconsin
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Specimen gallery

1 image
Comptonia peregrina asplenifolia (Sweet Fern) — botanical photograph
Sweet Fern (Comptonia peregrina asplenifolia)
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