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Ditches

Plant Database
Field of tall stalks of long skinny leaves
Giant Reed
Arundo donax
Grass
Invasive
tapering spikes of purple flowers thrust out from lance shaped leaves
Butterfly Bush
Buddleja davidii
Invasive
a specimen showing leaf and inflorescence
Big-Leaf Sedge
Carex amplifolia
Grass
Native
A field of slough sedge plants. Tough leaves that catch the light.
Slough Sedge
Carex obnupta
Grass
Native
a single chamisso sedge with leaves a littl eunder half the height of the inflorescence stalks, which rise above and nod
Chamisso Sedge
Carex pachystachya
Grass
Native
Poison Hemlock Conium maculatum Large stalk with several limbs with clusters of white flowers
Poison Hemlock
Conium maculatum
Invasive
Mound of green grass blades with spires of tall poofy seed stalks
Pampas or Jubata Grass
Cortaderia spp.
Grass
Invasive
Crataegus suksdorfii, a triploid form, Castlegar BC, Canada
Suksdorf’s Hawthorn
Crataegus x suksdorfii
Native
Oblong tapered leaf with serated edges
Cutleaf Teasel
Dipsacus laciniatus
Invasive
spikerush plants - stems and inflorescences
Creeping Spikerush
Eleocharis palustris
Native
Side view of typical carrot family flower umbels with yellow flowers.
Fennel
Foeniculum vulgare
Invasive
Policeman’s Helmet Impatiens glandulifera Several purple and white flowers on small stems
Policeman’s Helmet
Impatiens glandulifera
Invasive
Yellow Flag Iris Iris pseudacorus Large yellow flower with large petals
Yellow Flag Iris
Iris pseudacorus
Invasive
bunches of soft rush growing in standing water
Pacific Rush
Juncus effusus
Native
Yellow Archangel Lamiastrum galeobdolon Groundcover of green and white varigated leaves
Yellow Archangel
Lamiastrum galeobdolon
Invasive
field of annual ryegrass planted as cover crop between rows of harvested stalks
Annual Ryegrass
Lolium multiflorum
Grass
Small yellow flower
Large-Flower Primrose Willow
Ludwigia grandiflora ssp. grandiflora
Invasive
Juvenile Ludwigia leaves are spatulate in shape and star-shaped in arrangement.
Six-Petal Water Primrose
Ludwigia grandiflora ssp. hexapetala
Invasive
Floating Primrose-willow Ludwigia peploides Large floating mat of long slender green leaves and small yellow flowers
Floating Primrose-Willow
Ludwigia peploides
Invasive
a carpet of parrotfeather clogs a waterbody.
Parrotfeather
Myriophyllum aquaticum
Invasive
Reed Canarygrass Phalaris arundinacea Row of long grass stalks with long green slender blades and spires of seed heads
Reed Canarygrass
Phalaris arundinacea
Grass
Invasive
Intersection of stem and long slender leaves
Common Reed
Phragmites australis ssp. australis
Grass
Invasive
green leaves, opposite are lance shaped, purple flowers on top
Lance-Leaved Heal-All
Prunella vulgaris ssp. lanceolata
Native
a thicket of hooker's willow
Hooker’s Willow
Salix hookeriana
Native
close up of magenta flowers tightly clustered
Cusick’s Checkermallow
Sidalcea cusickii
Native
A patch of blooming Nelson's checkermallow with rosy magenta racemes atop thin stems above dissected palmate leaves.
Nelson’s Checkermallow
Sidalcea nelsoniana
Native
Aster, Douglas Symphyotrichum subspicatum Several daisy like purple flowers
Douglas Aster
Symphyotrichum subspicatum
Native
Streambank with layer of large green heart shaped leaves
Coltsfoot
Tussilago farfara
Invasive
close up of the tiny greenish yellow flowers of stinging nettle
Stinging Nettle
Urtica dioica
Native
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