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Native Plant Trust: Go Botany Discover thousands of New England plants

Asparagus officinalis — asparagus

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Facts

Asparagus is native to Europe, Asia and northern Africa and naturalized in temperate regions around the world. It has been cultivated since the time of ancient Greeks. It is prized for the edibility of its young shoots.

Habitat

Anthropogenic (man-made or disturbed habitats), meadows and fields

New England distribution

Adapted from BONAP data

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North America distribution

Adapted from BONAP data

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Characteristics

Habitat
terrestrial
New England state
  • Connecticut
  • Maine
  • Massachusetts
  • New Hampshire
  • Rhode Island
  • Vermont
Leaf arrangement
alternate: there is one leaf per node along the stem
Leaf blade shape
the leaf blade is lanceolate (lance-shaped; widest below the middle and tapering at both ends)
Leaf blade length
3–4 mm
Flower petal color
  • green to brown
  • white
  • yellow
Flower petal length
3–8 mm
Petal fusion
  • the perianth parts are fused to form a tube, cup, or bell shape
  • the perianth parts are separate
Inflorescence type
  • the flowers grow out of the axil (point where a branch or leaf is attached to the main stem)
  • the inflorescence is a raceme (a long unbranched stem with stalked flowers growing along it)
Ovary position
the ovary is above the point of petal and/or sepal attachment
Fruit type (specific)
the fruit is a berry (fleshy, with the wall enclosing one or more sections, with two or more seeds)
Fruit length
6–10 mm
Show all characteristics
  • Clonal plantlets

    Axillary bulblets
    there are no bulblets being produced in axils
  • Flowers

    Anther attachment
    the anther is attached at its midpoint to the filament
    Anther color
    the anthers show no hint of a pink, reddish or purplish tint
    Anther length
    0.7–1.6 mm
    Bulblets replace flowers
    there are no bulblets where the flowers are located
    Carpels fused
    the carpels are fused (the number of carpels equals the number of locules)
    Filament surface
    the filament surface has no hairs or scales on it
    Flower number
    1–3
    Flower orientation
    the flowers curve or droop downwards
    Flower petal color
    • green to brown
    • white
    • yellow
    Flower petal length
    3–8 mm
    Flower shape
    the flower is bell-shaped
    Flower symmetry
    there are two or more ways to evenly divide the flower (the flower is radially symmetrical)
    Form of style
    the style is branched above the base
    Fringed petal edges
    the petals are not fringed
    Hairs on flower stalk
    the flower stalk has no hairs on it
    Inflorescence hair glands
    the axis of the inflorescence has no hairs on it
    Inflorescence type
    • the flowers grow out of the axil (point where a branch or leaf is attached to the main stem)
    • the inflorescence is a raceme (a long unbranched stem with stalked flowers growing along it)
    Length of flower stalk
    8–12 mm
    Marks on petals
    there are no noticeable marks on the petals
    Nectar spur
    the flower has no nectar spurs
    Number of carpels
    3
    Number of pistils
    1
    Number of sepals and/or petals
    there are six petals, sepals or tepals in the flower
    Number of styles
    1
    Ovary position
    the ovary is above the point of petal and/or sepal attachment
    Petal and sepal arrangement
    the flower includes only one cycle of petals or sepals
    Petal appearance
    the petals are thin and delicate, and pigmented (colored other than green or brown)
    Petal base
    the petal narrows gradually or does not narrow at the base
    Petal fusion
    • the perianth parts are fused to form a tube, cup, or bell shape
    • the perianth parts are separate
    Petal hairs on inner/upper surface
    there are no hairs on the inner/upper petal surface
    Sepal appearance
    the sepals resemble petals in color and texture
    Sepal length
    3–8 mm
    Sepal orientation
    the sepals are pressed against the plant, or jutting stiffly upward
    Sepals fused only to sepals
    the sepals are fused to each other (often along with the petals in monocots), at least near their bases
    Spathe
    the plant does not have a spathe
    Spathe form
    NA
    Spathe length
    0 mm
    Stamen length
    1.4–3.2 mm
    Stamen number
    6
    Stamen position relative to petals
    NA
    Stamen types
    the stamens within a cycle are all similar
    Stamens fused
    the stamens are not fused to one another
    Stamens fused outwards
    the stamens are fused to the petals or tepals at or near their bases
    Style petal-like
    the style is not broad and flattened like a petal
    Tepals
    the petals and sepals are similar in size and color
  • Fruits or seeds

    Berry color
    red
    Capsule ridges
    NA
    Fruit compartments
    there are three locules in the fruit
    Fruit cross-section
    the fruit is round in cross-section
    Fruit length
    6–10 mm
    Fruit stalk orientation
    the fruits curve or droop downwards
    Fruit type (general)
    the fruit is fleshy
    Fruit type (specific)
    the fruit is a berry (fleshy, with the wall enclosing one or more sections, with two or more seeds)
    Fruit width
    6–10 mm
    Other markings on berry
    the ripe fruits are mostly one color without spots or streaks
  • Glands or sap

    Sap
    the sap is clear and watery
  • Growth form

    Lifespan
    the plant lives more than two years
    Root septa
    the roots do not have transverse septa
    Underground organs
    • the plant has a rhizome (a horizontal underground stem with roots growing from it)
    • the plant has one or more swollen storage organs underground, such as bulbs, tubers or corms
  • Leaves

    Hairs on underside of leaf blade
    the underside of the leaf is not hairy, or has very few hairs
    Hairs on upper side of leaf blade
    the upper side of the leaf is not hairy, or has very few hairs
    Leaf arrangement
    alternate: there is one leaf per node along the stem
    Leaf blade basal lobes
    the leaf blades do not have basal lobes
    Leaf blade base
    the leaf has no stalk
    Leaf blade base shape
    the base of the leaf blade is cuneate (wedge-shaped, tapers to the base with relatively straight, converging edges), or narrow
    Leaf blade bloom
    the underside of the leaf blade has no noticeable waxy or powdery bloom
    Leaf blade cross-section
    the leaf blade is more or less flat in cross-section
    Leaf blade faces
    both surfaces of the leaf blade are exposed
    Leaf blade form
    All the leaves on the plant are scale-like
    Leaf blade length
    3–4 mm
    Leaf blade orientation
    the upper surface of the leaf blade faces the stem of the plant
    Leaf blade shape
    the leaf blade is lanceolate (lance-shaped; widest below the middle and tapering at both ends)
    Leaf blade surface colors
    the upper side of the leaf blade is relatively uniform in color
    Leaf blade tip
    • the tip of the leaf blade is acuminate (tapers to a long, thin point)
    • the tip of the leaf blade is acute (sharply pointed)
    Leaf blade veins
    the lateral veins are parallel or slightly arched in the direction of the tip
    Leaf stalk length
    0 mm
    Leaf type
    the leaves are simple (lobed or unlobed but not separated into leaflets
    Leaflet number
    0
    Stipule twining
    NA
    Stipules
    there are no stipules on this plant
  • Place

    Habitat
    terrestrial
    New England state
    • Connecticut
    • Maine
    • Massachusetts
    • New Hampshire
    • Rhode Island
    • Vermont
    Specific habitat
    • man-made or disturbed habitats
    • meadows or fields
  • Scent

    Plant odor
    the leaves have no particular smell
  • Stem, shoot, branch

    Flowering stem growth form
    the flowering stem is held upright
    Flowering stem interior
    the flowering stem is solid
    Flowering stem leaves
    there is at least one fully-formed leaf on the flowering stem
    Stem hairs
    the stem is nearly or completely hairless

Wetland status

Usually occurs in non-wetlands, but occasionally in wetlands. (Wetland indicator code: FACU)

In New England

Distribution

Connecticut
present
Maine
present
Massachusetts
present
New Hampshire
present
Rhode Island
present
Vermont
present

Conservation status

Exact status definitions can vary from state to state. For details, please check with your state.

Massachusetts
unranked (S-rank: SNR)

From Flora Novae Angliae dichotomous key

1.  Asparagus officinalis L. E

asparagus. CT, MA, ME, NH, RI, VT. Fields, roadsides, and disturbed areas.

Native to North America?

No

Family

Asparagaceae

Genus

Asparagus