rain garden plant list: trees and shrubs · pdf filerain garden plant list: trees and shrubs...
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Rain Garden Plant List: Trees and Shrubs
Com
mon
Nam
eSc
ient
ific
Nam
e
Ore
gon
Nat
ive
Will
amet
te V
alle
y
Coas
t
Cent
ral/E
ast
Sout
hwes
t
Moi
stur
e Zo
ne
Sun
Requ
irem
ents
Hei
ght
Wid
th
Plan
t Ch
arac
teris
tics
Vine mapleAcer circinatum
Y X X X Xmoderate,
dryshade/
part15–20' 15–20'
Small, multi-stemmed tree, red-orange fall color, excellent soil binder
Sitka alder Alnus viridis ssp. sinuata
Y X X Xwet,
moderatefull/
shade3–15' 10–15' Fixes nitrogen in soil
Red osier dogwoodCornus sericea
Y X X X Xwet,
moderate, dry
full/part 4–8' 4–8'Red twigs provide winter interest, white flowers in summer
Dwarf redtwig dogwoodCornus sericea Kelseyi
Y X X X Xwet,
moderate, dry
shade/full
2' 2'Red twigs provide winter interest, white flowers in summer
Dwarf escallonia EscalloniaNewport Dwarf
N X X Xmoderate,
drypart 3' 4'
Evergreen, flowers in late summer, fragrant
SilktasselGarrya elliptica
Y X X dry full 6–12' 6–12'Evergreen, flowers in spring, berries attract wildlife
Black huckleberryGaylussacia baccata
N X Xwet,
moderate,dry
shade/full
1–3' 3'Flowers in summer, edible berries, likes acidic soil
36
TREES AND SHRUBS
Jim P
ollo
ckB
rent
Mill
erLi
nda
McM
ahan
, O
SU E
xten
sion
Tere
sa H
unts
inge
rR
ebec
ca G
ebes
hube
rPe
te V
eille
uxM
arie
lle A
nzel
one
See page 20 for tips on choosing rain garden plants. Note that plant size will vary by location. Consult your nursery or OSU Extension Service office for locally accurate size information.
Com
mon
Nam
eSc
ient
ific
Nam
e
Ore
gon
Nat
ive
Will
amet
te V
alle
y
Coas
t
Cent
ral/E
ast
Sout
hwes
t
Moi
stur
e Zo
ne
Sun
Requ
irem
ents
Hei
ght
Wid
th
Plan
t Ch
arac
teris
tics
Ocean sprayHolodiscus discolor
Y X X X Xmoderate,
dryfull/part 4–8' 3–6'
Flowers in summer, attractive to wildlife, good soil binder
Spanish lavendar Lavandula stoechas
N X X Xmoderate,
dryfull 1' 1–2'
Evergreen, pleasant fragrance, attractive summer flowers
Black twinberry Lonicera involucrata
Y X X X Xwet,
moderatepart 7' 10'
Yellow flowers in summer, black berries with bright red bracts, attractive to hummingbirds
Tall Oregon grape Mahonia aquifolium
Y X X X Xmoderate,
dryfull/part 4' 4'
Evergreen, yellow flowers in spring, bronze fall color
Dull Oregon grape Mahonia nervosa
Y X X X Xmoderate,
dryshade/
part2' 2'
Evergreen, yellow flowers in spring, berries attract wildlife
Pacific crabapple Malus fusca
Y X X Xwet,
moderatefull/part
10–30'
10–30'
Flowers in spring, attractive to wildlife
Indian plumOemleria cerasiformis
Y X X Xwet,
moderate,dry
part 10' 5'Flowers very early spring, fragrant leaves, suckering habit
Mock orange Philadelphus lewisii
Y X X X Xmoderate,
drypart 5' 3'
Fragrant flowers attract birds, butterflies, and bees, prune to shape
37
Trees and ShrubsM
.S. Y
amas
aki
Edd
Rus
sell
Kar
en H
aard
Stev
e M
atso
nM
ate
Ada
mko
vics
Pete
Vei
lleux
Pete
Vei
lleux
arro
wla
kela
ss@
flick
r
Com
mon
Nam
eSc
ient
ific
Nam
e
Ore
gon
Nat
ive
Will
amet
te V
alle
y
Coas
t
Cent
ral/E
ast
Sout
hwes
t
Moi
stur
e Zo
ne
Sun
Requ
irem
ents
Hei
ght
Wid
th
Plan
t Ch
arac
teris
tics
Pacific Ninebark Physocarpus capitatus
Y X X X Xwet,
moderatefull/part 6–13' 6–13'
Unique shredding bark, drought tolerant
Cascara Rhamnus purshiana
Y X X X moderateshade/
fullto 20' to 15'
Shrub or small tree, yellow fall color
Gro–low sumac Rhus aromatica Gro Low
N X Xmoderate,
dryfull/part 2' 6–8'
Fragrant, orange-red fall color
Smooth sumac Rhus glabra
Y X X X X dryshade/
full6–12' 10'
Orange-red fall color, suckering habit
Golden currant Ribes aureum
Y X Xwet,
moderatefull 6–8' 6–8'
Frangrant spring flowers, edible fruits
Flowering currant Ribes sanguineum
Y X X Xwet,
moderate,dry
full/part 10' 7'Showy, pink flower clusters in spring, attractive to birds
Baldhip rose Rosa gymnocarpa
Y X X X Xwet,
moderate,dry
full/part 2–3' 3' Flowers in summer
Nootka rose Rosa nutkana
Y X X X Xwet,
moderate,dry
shade/full
5' 5'Large, fragrant, showy flowers in late spring, beware of thorns
Trees and Shrubs
38
Dou
g W
ayle
ttLi
nda
McM
ahan
,O
SU E
xten
sion
Pete
Vei
lleux
Pete
Vei
lleux
Port
land
Bur
eau
of
Envi
ronm
enta
l Ser
vice
sK
arli
Scot
tJo
hn H
agst
rom
Lind
a M
cMah
an,
OSU
Ext
ensi
on
Com
mon
Nam
eSc
ient
ific
Nam
e
Ore
gon
Nat
ive
Will
amet
te V
alle
y
Coas
t
Cent
ral/E
ast
Sout
hwes
t
Moi
stur
e Zo
ne
Sun
Requ
irem
ents
Hei
ght
Wid
th
Plan
t Ch
arac
teris
tics
Rosemary Rosmarinus officianlis
Y X X X dry full 3' 3'Evergreen, flowering begins in winter, fresh or dried leaves used in cooking
Pacific willow Salix lucida ssp. lasiandra
Y X X X Xwet,
moderatefull 13' 10'
Male and female catkins are borne on separate plants
Douglas spirea/ hardhackSpirea douglasii
Y X X X Xwet,
moderate, dry
full/part 5' 5'Pinkish flower clusters in summer
Snowberry Symphoricarpus alba
Y X X X Xmoderate,
dryshade/
full6' 4'
Flowers in spring, white berries provide winter interest, excellent soil binder
Common lilac Syringa vulgaris
N X X Xmoderate,
dryfull/part 15' 6–12'
Showy, fragrant lavender flowers in late spring
Evergreen huckleberry Vaccinium ovatum
Y X X Xmoderate,
drypart to 9' to 8'
Evergreen, edible berries in late summer, new growth emerges bronze in color, requires acidic soil, prune to shape
Blue ridge blueberry Vaccinium pallidum
N X Xmoderate,
dryshade/
full2–3' 2–3' Edible berries
Trees and Shrubs
39
NOTES:
Ore
gon
Envi
ronm
enta
l C
ounc
ilN
ew Y
ork
Bot
anic
al
Gar
den
OSU
Ext
ensi
onB
ruce
M. M
arsh
all
Nea
l Kra
mer
OSU
Ext
ensi
onV
icto
r Fa
rine
lli
Com
mon
Nam
eSc
ient
ific
Nam
e
Ore
gon
Nat
ive
Will
amet
te V
alle
y
Coas
t
Cent
ral/E
ast
Sout
hwes
t
Moi
stur
e Zo
ne
Sun
Requ
irem
ents
Hei
ght
Wid
th
Plan
t Ch
arac
teris
tics
Yarrow Achillea millefolium
Y X X X Xmoderate,
dryfull 2' 2'
Summer flowers, spreads by rhizomes
Wild ginger Asarum caudatum
Y X X X X moderateshade/
part10" spreading
Evergreen, pleasant fragrance
Pacific bleeding heart Dicentra formosa
Y X X X Xmoderate,
dryshade/
part2' 2'
Delicate foliage with attractive spring flowers
Purple coneflower Echinacea purpurea
N X X X Xmoderate,
dryfull 3' 2'
Summer flowers, attractive to wildlife
Oregon iris Iris tenax
Y X X Xwet,
moderate, dry
full 1' spreadingEvergreen, grassy foliage, showy spring flowers
Large-leaved lupine Lupinus polyphyllus
Y X X X Xmoderate,
dryfull/part 3' 2'
Showy spring flowers, fixes nitrogen
Sword fern Polystichum munitum
Y X X X moderateshade/
full3' 3'
Shiny, leathery, evergreen leaves
Rain Garden Plant List: Perennials
PERENNIALS
40
Jord
an M
eete
rO
SU E
xten
sion
Jon
Sulli
van
Pete
Vei
lleux
OSU
Ext
ensi
onM
icha
el G
. She
pard
Fran
s Sc
hmit
Com
mon
Nam
eSc
ient
ific
Nam
e
Ore
gon
Nat
ive
Will
amet
te V
alle
y
Coas
t
Cent
ral/E
ast
Sout
hwes
t
Moi
stur
e Zo
ne
Sun
Requ
irem
ents
Hei
ght
Wid
th
Plan
t Ch
arac
teris
tics
Canada Goldenrod Solidago canadensis
Y X X X Xmoderate,
dryfull 3' 2'
Pyramidal flower clusters in late summer
Santa Barbara sedgeCarex barbarae
Y Xwet,
moderatefull/part 1–3' spreading
Evergreen, flowers in summer
Dense sedge Carex densa
Y X X Xwet,
moderateshade/
full2' spreading
Evergreen, good for erosion control, trapping sediment and slowing the flow of water
Slough sedge Carex obnupta
Y X X X X wet full/part 2–5' spreading Excellent soil binder
Curly sedge Carex rupestris
N X X X wetshade/
full14" spreading Evergreen
Orange New Zealand sedge Carex testacea
N X X Xwet,
moderatefull 2–5' 1'
Light green leaves develop red/orange highlights
Tufted hair grass Deschampsia caespitosa
Y X X X Xwet,
moderatefull/part 2' 3'
Attractive throughout winter
Perennials
RUSHES, SEDGES, AND GR ASSES
41
Mar
tin V
avrí
kC
laud
ia V
ieir
aPe
te V
eille
uxPa
tric
k St
andi
shD
r. D
ean
Wm
. Tay
lor,
Jeps
on H
erba
rium
Pete
Vei
lleux
Pete
Vei
lleux
Rushes, Sedges, and Grasses
Com
mon
Nam
eSc
ient
ific
Nam
e
Ore
gon
Nat
ive
Will
amet
te V
alle
y
Coas
t
Cent
ral/E
ast
Sout
hwes
t
Moi
stur
e Zo
ne
Sun
Requ
irem
ents
Hei
ght
Wid
th
Plan
t Ch
arac
teris
tics
Western fescue Festuca occidentalis
Y X X X Xmoderate,
drypart 1–3' 1–3'
Inconspicuous yellow flowers and brown seeds. Short-lived (20 years)
Taper-tipped rush Juncus acuminatus
Y X X X X wet full/part 3' spreading Drought tolerant
Common rush Juncus effusus var. pacificus
Y X X X Xwet,
moderatefull/part 3–5' spreading
Tolerant of polluted conditions. Note that European soft rush ( J. effusus var. effusus) can be invasive. Please use the native Pacific variety.
Dagger-leaf rush Juncus ensifolius
Y X X X X wet full/part 2' spreadingFlattened stems much like an iris
Spreading rush Juncus patens
Y X X X X wet full/part 2' spreading Bluish-green foliage
Small-fruited bulrush Scirpus microcarpus
Y X X X X wet full/part 4' spreading Good soil binder
42
Stev
e M
atso
nPo
rtla
nd B
urea
u of
En
viro
nmen
tal S
ervi
ces
Den
is B
ousq
uet
Kei
r M
orse
Rob
ert H
. Moh
lenb
rock
, U
SDA
–NR
CS
Port
land
Bur
eau
of
Envi
ronm
enta
l Ser
vice
s
NOTES: