Bloom Clock/Keys/Southeastern Pennsylvania/September/White Flowers/Herbaceous

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The plants pictured below have been recorded as blooming during the month of September in Southeastern Pennsylvania.


Echinacea purpurea

Plants in bloom

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Profile for Echinacea purpurea (Purple Coneflower)
Identifying Characteristics
Habit:Upright, clump forming
Flowers:Heads with raised disks
Recent Logs[edit]


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Global data:
Temperate zone season(s): Early Summer, Mid Summer, Late Summer, Early Fall, Mid Fall, Late Fall

Regional data and additional images for Echinacea purpurea

Erechtites hieracifolia

Heads

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Profile for Erechtites hieracifolia (Fireweed)
Identifying Characteristics
Habit:erect forb
Recent Logs[edit]

Global data:

Regional data and additional images for Erechtites hieracifolia

Eupatorium rugosum

Heads

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Profile for Eupatorium rugosum (White Snakeroot)
Identifying Characteristics
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Global data:

Regional data and additional images for Eupatorium rugosum

Euphorbia maculata

flowers and foliage

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Profile for Euphorbia maculata (Creeping Spurge)
Identifying Characteristics
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Global data:

Regional data and additional images for Euphorbia maculata

Fagopyrum esculentum

Flowers and foliage

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Profile for Fagopyrum esculentum (Buckwheat)
Identifying Characteristics
Habit:erect herbaceous plant
Foliage:cordate, alternate
Life Cycle: annual
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Global data:

Regional data and additional images for Fagopyrum esculentum

Cichorium intybus

Heads

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Profile for Cichorium intybus (Chicory)
Identifying Characteristics
Habit:Erect perennial, foliage primarily basal but with some cauline leaves
Flowers:Radiate heads, both disk and ray florets typically blue but sometimes white
Life Cycle: perennial
Similar Plants:Basal foliage in spring is often mistaken for Taraxacum officinale
Recent Logs[edit]

Global data:
Temperate zone season(s): Early Summer, Mid Summer, Late Summer, Early Fall, Mid Fall, Late Fall

Regional data and additional images for Cichorium intybus

Daucus carota

Umbel

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Profile for Daucus carota (Carrot, Queen Anne's Lace)
Identifying Characteristics
Habit:Upright herbaceous plant
Flowers:Umbels of white flowers, with one dark red to black flower in the center.
Foliage:Pinnatifid
Life Cycle: Biennial
Recent Logs[edit]

Global data:
Temperate zone season(s): Early Summer, Mid Summer, Late Summer, Early Fall, Mid Fall

Regional data and additional images for Daucus carota

Trifolium repens

Inflorescence

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Profile for Trifolium repens (White Clover)
Identifying Characteristics
Habit:Low, spreading herbaceous plant
Foliage:Trifoliate
Stem:Creeping, rooting at the nodes
Life Cycle: perennial
Recent Logs[edit]

Global data:
Temperate zone season(s): Late Spring, Early Summer, Mid Summer, Late Summer, Early Fall, Mid Fall

Regional data and additional images for Trifolium repens

Saponaria officinalis

A white-flowered variety

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Profile for Saponaria officinalis (Soapwort)
Identifying Characteristics
Habit:Upright herbaceous plant
Scent:Flowers are sweetly scented
Life Cycle: Perennial
Recent Logs[edit]

Global data:
Temperate zone season(s): Late Spring, Early Summer, Mid Summer, Late Summer, Early Fall, Mid Fall

Regional data and additional images for Saponaria officinalis

Petunia x hybrida

Flowers

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Profile for Petunia x hybrida (Petunia)
Identifying Characteristics
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Global data:

Regional data and additional images for Petunia x hybrida

Eupatorium perfoliatum

Flowering plant

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Profile for Eupatorium perfoliatum (Boneset)
Identifying Characteristics
Habit:Erect herbaceous plant
Foliage:Opposite, hairy, clasping the stem
Life Cycle: Perennial
Recent Logs[edit]

Global data:

Regional data and additional images for Eupatorium perfoliatum

Aster novae-angliae

Head

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Profile for Aster novae-angliae (New England Aster)
Identifying Characteristics
Habit:Erect, bushy herbaceous plant
Flowers:Heads with yellow disk florets and purple (sometimes pink, white, or red) rays
Foliage:Simple, alternate
Life Cycle: Perennial
Recent Logs[edit]

Global data:
Temperate zone season(s): Early Summer, Mid Summer, Late Summer, Early Fall, Mid Fall, Late Fall

Regional data and additional images for Aster novae-angliae

Aster lateriflorus

Illustration

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Profile for Aster lateriflorus (Calico Aster)
Identifying Characteristics
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Aster ericoides

Heads

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Profile for Aster ericoides (Heath Aster)
Identifying Characteristics
Habit:freely branched
Flowers:heads with white ray florets
Recent Logs[edit]

Global data:

Regional data and additional images for Aster ericoides

Aster divaricatus

Heads

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Profile for Aster divaricatus (White wood aster)
Identifying Characteristics
Recent Logs[edit]

Global data:
Temperate zone season(s): Late Summer, Early Fall, Mid Fall, Late Fall

Regional data and additional images for Aster divaricatus

Achillea millefolium

Heads

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Profile for Achillea millefolium (Common Yarrow)
Identifying Characteristics
Habit:Upright, clump-forming
Flowers:Heads
Foliage:Pinnatifid
Life Cycle: Perennial


Recent Logs[edit]

TristanDolciano *˜˜˜12:00, 22 July 2019 (UTC)
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Global data:
Temperate zone season(s): Late Spring, Early Summer, Mid Summer, Late Summer, Early Fall, Mid Fall, Late Fall

Regional data and additional images for Achillea millefolium

Melilotus alba

Flowering plant

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Profile for Melilotus alba (White Sweet Clover)
Identifying Characteristics
Habit:Erect, herbaceous
Flowers:White, pea-like
Foliage:Trifoliate
Stem:Erect
Scent:Crushed leaves have a vanilla scent
Recent Logs[edit]

Global data:
Temperate zone season(s): Early Summer, Mid Summer, Late Summer, Early Fall, Mid Fall

Regional data and additional images for Melilotus alba

Hemerocallis

Flower of H. fulva, one of the most commonly encountered daylilies

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Profile for Hemerocallis (Daylily)
Identifying Characteristics
Habit:clumping herbaceous plant
Flowers:3 petals and 3 sepals nearly equal. Each flower lasts only one day.
Foliage:Basal, straplike
Life Cycle: Perennial
Recent Logs[edit]

Global data:
Temperate zone season(s): Early Summer, Mid Summer, Late Summer, Early Fall

Regional data and additional images for Hemerocallis

Nicotiana sylvestris

Flowering plant

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Profile for Nicotiana sylvestris (Flowering Tobacco)
Identifying Characteristics
Habit:Upright herbaceous plant
Flowers:Tubular, white
Foliage:Large, simple leaves, sticky.
Stem:Sticky
Fruit:sticky, 4-valved capsules.
Life Cycle: Annual
Recent Logs[edit]

Global data:

Regional data and additional images for Nicotiana sylvestris

Viola x wittrockiana

A Purple-flowered variety

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Profile for Viola x wittrockiana (Pansy)
Identifying Characteristics
Habit:Short-lived, low-growing perennial, with mostly cool season blooms
Higher taxa:Viola


Recent Logs[edit]

Global data:
Temperate zone season(s): Early Spring, Mid Spring, Mid Summer, Early Fall, Mid Fall, Late Fall, Early Winter

Regional data and additional images for Viola x wittrockiana

Solanum carolinense

Flowering plant

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Profile for Solanum carolinense (Horsenettle)
Identifying Characteristics
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Global data:

Regional data and additional images for Solanum carolinense

Agastache foeniculum

Inflorescences

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Profile for Agastache foeniculum (Wild Hyssop)
Identifying Characteristics
Flowers:Small tubular flowers on an upright spike
Foliage:simple, opposite
Stem:Square in cross section
Life Cycle: Perennial
Recent Logs[edit]

Global data:

Regional data and additional images for Agastache foeniculum

Phytolacca americana

Inflorescence

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Profile for Phytolacca americana (Pokeweed)
Identifying Characteristics
Habit:Upright, bushy, herbaceous plant
Life Cycle: Perennial
Recent Logs[edit]

Global data:
Temperate zone season(s): Early Summer, Mid Summer, Late Summer, Early Fall, Mid Fall

Regional data and additional images for Phytolacca americana

Chelone glabra

Flowers

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Profile for Chelone glabra (White Turtlehead)
Identifying Characteristics
Habit:Upright herbaceous plant
Flowers:Dense spikes of "hooded" white flowers
Foliage:Simple, opposite
Growing Conditions:Moist soils in sunny locations
Life Cycle: Perennial
Recent Logs[edit]

Global data:
Temperate zone season(s): Late Summer, Early Fall

Regional data and additional images for Chelone glabra

Tanacetum parthenium

Heads

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Profile for Tanacetum parthenium (Feverfew)
Identifying Characteristics
Habit:Erect, bushy herbaceous plant
Flowers:Heads with yellow centers and white rays
Foliage:Simple, pinnately lobed
Life Cycle: perennial
Recent Logs[edit]



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Global data:
Temperate zone season(s): Early Summer, Mid Summer, Late Summer, Early Fall, Mid Fall

Regional data and additional images for Tanacetum parthenium

Ocimum basilicum

Inflorescence

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Profile for Ocimum basilicum (Sweet Basil)
Identifying Characteristics
Habit:Upright, branching herb
Flowers:Tubular, white
Foliage:Simple
Scent:Distinct scent of Basil
Recent Logs[edit]

Global data:
Temperate zone season(s): Early Summer, Mid Summer, Late Summer, Early Fall

Regional data and additional images for Ocimum basilicum

Anthemis nobilis

Illustration

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Profile for Anthemis nobilis (Roman Chamomile)
Identifying Characteristics
Flowers:Heads with yellow centers and white rays
Foliage:Finely dissected
Scent:Sweet scent from flowers
Life Cycle: Perennial
Recent Logs[edit]

Global data:

Regional data and additional images for Anthemis nobilis

Fallopia japonica

Flowering branch

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Profile for Fallopia japonica (Japanese Knotweed)
Identifying Characteristics
Flowers:The flowers are small, creamy white, produced in erect racemes 6–15 cm long in late summer and early autumn.
Foliage:The leaves are broad oval with a truncated base, 7–14 cm long and 5–12 cm broad, with an entire margin.
Stem:hollow stems with distinct raised nodes that give it the appearance of bamboo
Life Cycle: Perennial
Recent Logs[edit]

Global data:
Temperate zone season(s): Late Summer, Early Fall

Regional data and additional images for Fallopia japonica

Liatris spicata

Inflorescence

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Profile for Liatris spicata (Blazing Star)
Identifying Characteristics
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Global data:

Regional data and additional images for Liatris spicata

Heuchera americana

Inflorescence

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Profile for Heuchera americana (Alumroot)
Identifying Characteristics
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Global data:

Regional data and additional images for Heuchera americana

Datura stramonium

Search for Datura stramonium on commons)

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Profile for Datura stramonium (Jimsonweed)
Identifying Characteristics
Habit:Shrub-like forb
Flowers:Trumpet-shaped, white
Fruit:Spiny capsules
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Global data:
Temperate zone season(s): Mid Summer, Late Summer, Early Fall, Mid Fall

Regional data and additional images for Datura stramonium

Hesperis matronalis

Closeup of purple flowers, flowers can range from white through pink, purple, or red

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Profile for Hesperis matronalis (Dame's Rocket)
Identifying Characteristics
Habit:Upright forb
Flowers:4 showy petals
Scent:Strong, sweet scent in early morning and evening
Recent Logs[edit]

Global data:
Temperate zone season(s): Late Spring, Early Summer, Late Summer, Mid Fall

Regional data and additional images for Hesperis matronalis

Plantago lanceolata

Inflorescence

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Profile for Plantago lanceolata (Ribwort Plantain)
Identifying Characteristics
Habit:Rosette forming
Flowers:Inflorescence on a long stalk held above the foliage
Foliage:Lanceolate
Growing Conditions:Sunny locations, frequent in lawns
Life Cycle: Perennial
Recent Logs[edit]

--Anna reg 20:54, 29 April 2010 (UTC)

Global data:
Temperate zone season(s): Late Spring, Early Summer, Mid Summer, Late Summer, Early Fall, Mid Fall

Regional data and additional images for Plantago lanceolata

Melissa officinalis

Closeup of flowers and foliage

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Profile for Melissa officinalis (Lemon Balm)
Identifying Characteristics
Habit:Spreading herb
Flowers:Tubular, white
Foliage:Simple, opposite, dark green but cv. 'Aurea' has yellow leaves, and is common in gardens
Stem:Square in cross-section
Scent:Strong citrus scent from foliage
Life Cycle: Perennial
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Global data:

Regional data and additional images for Melissa officinalis

Galium aristatum

Inflorescence

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Profile for Galium aristatum (Awned Bedstraw, False Baby's Breath)
Identifying Characteristics
Habit:Sprawling, vine-like herbaceous plant
Foliage:Whorled
Stem:Thin, flexible
Life Cycle: Perennial
Recent Logs[edit]

Global data:

Regional data and additional images for Galium aristatum

Dahlia

Flower of cv. 'Autumn Fairy'

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Profile for Dahlia (Dahlia)
Identifying Characteristics
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Global data:

Regional data and additional images for Dahlia

Persicaria polymorpha

Inflorescence

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Profile for Persicaria polymorpha (Knotweed)
Identifying Characteristics
Habit:spreading, freely branched forb
Recent Logs[edit]

Global data:
Temperate zone season(s): Late Spring, Early Summer, Early Fall, Mid Fall

Regional data and additional images for Persicaria polymorpha

Mentha suaveolens

Inflorescence and leaves

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Profile for Mentha suaveolens (Apple Mint)
Identifying Characteristics
Flowers:Spikes of tubular flowers.
Foliage:Opposite, hairy.
Stem:Square in cross-section, hairy.
Scent:Like mint and apples
Life Cycle: Perennial
Recent Logs[edit]

Global data:

Regional data and additional images for Mentha suaveolens

Corydalis ochroleuca

Inflorescence

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Profile for Corydalis ochroleuca (White Corydalis)
Identifying Characteristics
Habit:low growing, clumping herbaceous plant
Flowers:clusters of white flowers with yellow throats
Foliage:slightly bluish
Recent Logs[edit]

Global data:
Temperate zone season(s): Mid Spring, Late Spring, Early Summer, Mid Summer, Late Summer, Early Fall, Mid Fall, Late Fall, Early Winter

Regional data and additional images for Corydalis ochroleuca

Phlox paniculata

Inflorescence of a pink variety

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Profile for Phlox paniculata (Garden Phlox)
Identifying Characteristics
Habit:Upright herbaceous plant
Flowers:Corolla tubular with 5 showy lobes
Foliage:Simple
Stem:green, stiff
Life Cycle: Perennial
Recent Logs[edit]

Global data:
Temperate zone season(s): Early Summer, Mid Summer, Late Summer, Early Fall, Mid Fall, Late Fall, Early Winter

Regional data and additional images for Phlox paniculata

Pycnanthemum incanum

Early flowers, buds and bracts

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Profile for Pycnanthemum incanum (Mountain Mint)
Identifying Characteristics
Habit:Upright, spreading herbaceous plant.
Flowers:Head-like clusters of small, tubular, white flowers. The heads are held above powdery bracts.
Foliage:Opposite, roughly textured
Scent:Very strong mint scent from crushed parts.
Life Cycle: Perennial
Recent Logs[edit]


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Global data:
Temperate zone season(s): Mid Summer, Late Summer, Early Fall, Mid Fall

Regional data and additional images for Pycnanthemum incanum

Rosmarinus officinalis

Flowers and foliage

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Profile for Rosmarinus officinalis (Rosemary)
Identifying Characteristics
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Global data:

Regional data and additional images for Rosmarinus officinalis

Conyza canadensis

Heads and fruits

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Profile for Conyza canadensis (Horseweed)
Identifying Characteristics
Habit:Upright herbaceous plant
Flowers:Heads, usually appearing "closed". Fruits present while later flowers are opening.
Foliage:Simple
Stem:Stiff, densely covered by the leaves
Life Cycle: Annual
General information:Synonymous with Erigeron canadensis
Recent Logs[edit]

Global data:
Temperate zone season(s): Mid Summer, Late Summer, Early Fall

Regional data and additional images for Conyza canadensis

Plantago major

Flowering spike

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Profile for Plantago major (Broadleaf Plantain)
Identifying Characteristics
Flowers:On dense spikes
Foliage:Basal, rounded with prominent veins
Growing Conditions:Common on compacted soil
Life Cycle: perennial
Recent Logs[edit]

Global data:
Temperate zone season(s): Early Summer, Mid Summer, Late Summer

Regional data and additional images for Plantago major

Persicaria maculosa

Inflorescence

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Profile for Persicaria maculosa (Lady's Thumb)
Identifying Characteristics
Habit:Erect herbaceous plant
Flowers:On dense terminal spikes with a pink calyx and white corolla
Foliage:Simple
Life Cycle: Annual
Recent Logs[edit]


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Global data:
Temperate zone season(s): Early Summer, Mid Summer, Late Summer, Early Fall, Mid Fall, Late Fall

Regional data and additional images for Persicaria maculosa



last updated 13:57, 13 October 2007 (UTC) with 45 plants