04-Invasive Plant Treatment Methods.docx

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BAER Mosquito Fire Invasive Plant Survey and Treatment
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127EAS23Q0038
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Eldorado and Tahoe National Forest Invasive Plant Treatment Guide for BAER Surveys

NOTE: If not specified, all plants with flowering heads should be clipped, bagged, and disposed of. If plants do not have developing flower/seed heads they may be left on site where roots are not in contact with the soil. If infestation would take greater than 2 hours for two people to treat, map infestation and report to the FS Botanist no later than the next session report.

Group 1 (Eradicate): Highly invasive species known to occur on the Eldorado National Forest. Species are uncommon and are a priority for control and eradication.

Group 2 and 3 (Control): Established or widespread species known to occur on the Eldorado National Forest. Management strategies should consider eradicating isolated populations and controlling established infestation.

Potential invasives: Species not yet found on the Eldorado National Forest. If found infestations should be targeted for eradication or control.

Scientific Name
Common Name
ENF Group
TNF Group
Treatment Type
Acroptilon repens
Russian knapweed
1
1
Dig up plants getting as much root as possible
Aegilops cylindrica
jointed goatgrass
1
NA
Hand pull
Aegilops triuncialis
barbed goatgrass
2
2
Hand pull
Ailanthus altissima
Chinese tree of heaven
1
2
Dig if plants are seedlings. Do nothing if plants are mature.
Arundo donax
arundo
1
Potential
Dig up plants getting as much root as possible
Berteroa incana
hoary alyssum
NA
1
Hand pull
Cardaria chalepensis
small whitetop
Potential
NA
Dig if plants are seedlings. Clip and dispose of flower heads if plants are mature. Report to Botanist.
Cardaria draba
hoarycress
Potential
NA
Dig up plants getting as much root as possible
Cardaria pubescens
whitetop
Potential
NA
Dig if plants are seedlings. Clip and dispose of flower heads if plants are mature. Report to Botanist.
Carduus acanthoides
plumeless thistle
NA
1
Dig up plants getting as much root as possible
Carduus nutans
musk thistle
Potential
2
Dig up plants getting as much root as possible
Carthamus lanatus
woolly distaff thistle
Potential
Potential
Hand pull
Centaurea calcitrapa
purple starthistle
1
Potential
Hand pull
Centaurea diffusa
diffuse (white) knapweed
1
1
Dig up plants getting as much root as possible
Centaurea melitensis
tocalote
2
Potential
Hand pull
Centaurea pratensis
meadow knapweed
Potential
NA
Dig up plants getting as much root as possible
Centaurea solstitialis
yellow starthistle
2
2
Hand pull
Centaurea stoebe
spotted knapweed
1
1
Dig up plants getting as much root as possible
Centaurea sulphurea
Sicilian starthistle
Potential
NA
Hand pull
Centaurea virgata ssp. squarrosa
squarrose knapweed
NA
Potential
Hand pull
Chenopodium botrys
Jerusalem-oak goosefoot
3
NA
Hand pull
Chondrilla juncea
rush skeleton weed
2
2
Dig up plants getting as much root as possible
Cirsium arvense
Canada thistle
1
1
Dig up plants getting as much root as possible
Conium maculatum
poison hemlock
4
3
Dig up plants getting as much root as possible
Cortaderia selloana
pampas grass
Potential
Potential
Dig up plants getting as much root as possible
Cynoglossum officinale
houndstongue
NA
1
Dig up plants getting as much root as possible
Cytisus scoparius
Scotch broom
2
2
Hand pull if plants are small. Report to botanist if plants are mature.
Descurainia sophia
herb sophia
1
NA
Hand pull
Dipsacus fullonum
common teasel
NA
3
Dig up plants getting as much root as possible
Dipsacus sativus
Fuller's teasel
NA
3
Dig up plants getting as much root as possible
Dittrichia graveolens
stinkwort
1
Potential
Hand pull
Egeria densa
Brazilian egeria
NA
Potential
Hand pull
Eichhornia crassipes
water hyacinth
NA
Potential
Dig up plants getting as much root as possible
Elymus caput-medusae
medusahead
2
2
Hand pull
Euphorbia esula
leafy spurge
Potential
NA
Dig up plants getting as much root as possible
Euphorbia oblongata
oblong spurge
1
Potential
Dig up plants getting as much root as possible
Euphorbia virgata
leafy spurge
NA
Potential
Dig up plants getting as much root as possible
Fallopia sachalinensis
Sakhalin knotweed
NA
Potential
Dig up plants getting as much root as possible
Foeniculum vulgare
Fennel
2
2
Dig up plants getting as much root as possible
Genista monspessulana
French broom
2
2
Hand pull if plants are small. Report to botanist if plants are mature.
Halogeton glomeratus
halogeton
NA
Potential
Hand pull
Hedera canariensis
Algerian ivy
NA
3
Hand pull if plants are small. Report to botanist if plants are mature.
Hedera helix
English Ivy
3
3
Hand pull if plants are small. Report to botanist if plants are mature.
Hydrilla verticillata
hydrilla
NA
3
Hand pull
Hypericum perforatum
Klamath weed
3
4
Hand pull
Iris pseudacorus
yellowflag iris
NA
Potential
Dig up plants getting as much root as possible
Isatis tinctoria
dyer’s woad
1
1
Hand pull
Kochia scoparia
kochia
NA
Potential
Hand pull
Lepidium appelianum
hairy whitetop
NA
2
Dig up plants getting as much root as possible
Lepidium chalepense
lense-podded hoary cress
NA
1
Hand pull
Lepidium draba
whitetop
1
NA
Dig if plants are seedlings. Clip and dispose of flower heads if plants are mature. Report to FS Botanist.
Lepidium latifolium
tall whitetop
1
2
Dig if plants are seedlings. Clip and dispose of flower heads if plants are mature. Report to FS Botanist.
Leucanthemum vulgare
oxeye daisy
3
3
Hand pull
Linaria dalmatica ssp. dalmatica
Dalmatian toadflax
Potential
2
Dig up plants getting as much root as possible
Linaria vulgaris
yellow toadflax
Potential
2
Dig up plants getting as much root as possible
Lythrum salicaria
purple loosestrife
1
Potential
Dig if plants are seedlings. Clip and dispose of flower heads if plants are mature. Report to FS Botanist
Melilotus alba
white sweet clover
3
NA
Hand pull
Melilotus officinalis
yellow sweet clover
3
NA
Hand pull
Myriophyllum spicatum
Eurasian watermilfoil
NA
3
Dig up plants getting as much root as possible
Nicotiana glauca
tree tobacco
Potential
NA
Hand pull or mechanical removal
Onopordum acanthium
Scotch thistle
Potential
1
Dig up plants getting as much root as possible
Phragmites australis
common reed
Potential
NA
Dig if plants are seedlings. Clip and dispose of flower heads if plants are mature. Report to Botanist.
Phytolacca americana
common pokeweed
NA
Potential
Dig up plants getting as much root as possible
Polygonum cuspidatum
Japanese knotweed
Potential
NA
Dig if plants are seedlings. Clip and dispose of flower heads if plants are mature. Report to Botanist.
Polygonum sachalinensis
Sakhalin knotweed
Potential
NA
Dig if plants are seedlings. Clip and dispose of flower heads if plants are mature. Report to Botanist.
Potentilla recta
sulfur cinquefoil
1
1
Hand pull
Salsola tragus
Russian thistle/tumbleweed
3
3
Hand pull
Salvia aethiopis
Mediterranean sage
NA
Potential
Dig up plants getting as much root as possible
Sesbania punicea
scarlet wisteria
Potential
NA
Hand pull or mechanical removal if plants are small. If plants are large report to Botanist.
Silybum marianum
milk thistle
3
NA
Hand pull
Sorghum halepense
Johnson grass
1
1
Dig up plants getting as much root as possible
Spartium junceum
Spanish broom
2
2
Hand pull if plants are small. Report to botanist if plants are mature.
Tamarix chinensis
salt cedar
Potential
NA
Dig up plants getting as much root as possible
Tamarix sp.
tamarisk
NA
Potential
Dig up plants getting as much root as possible. Report to botanist if plants are mature.
Tanacetum vulgare
tansy
Potential
2
Dig up plants getting as much root as possible
Tribulus terrestris*
puncture vine
3
Potential
Hand pull
Ulex europaeus
gorse
Potential
Potential
Hand pull or mechanical removal if plants are small. If plants are large report to Botanist.
Ventenata dubia
Ventenata grass
NA
Potential
Hand pull
Vinca major
periwinkle
3
3
Hand pull

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