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9/8/2010
Tamarisk Flower
Tamarisk Flower
 
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Purgatoire River main-stem and southern tributaries, San Francisco Creek to Nine-Mile Bottom (Hwy 109 intersection) – including tributaries: West Las animas County - Purgatoire Map 26
Information specific to this section of the Arkansas River can be found in the table below the map.

Suggested control and restoration methods are listed below the following information table.

Name
Acres
Pct
Cover
Pct
Upland
Age
Access
Height
CottonWood
Willow
Russian
Olive
tp7
62
60
50
mature
good
4
p
p
p
pi5
72
30
50
No data
good
No data
p
p
p
pi6
93
10
50
No data
good
No data
No data
No data
No data
tp8
31
40
50
mature
good
3
p
p
p
tp9
35
15
20
mature
good
4
p
p
p
tp10
4
70
20
mature
poor
3
np
p
p
tp11
108
25
50
mature
good
4
p
p
p
tp12
203
40
50
mature
good
3
p
p
p
tcc1
19
20
50
mature
good
2
np
p
p
pi104
2
30
No data
No data
No data
No data
No data
No data
No data
tcc2
13
10
10
mature
good
3
np
p
p


PLEASE NOTE: The following control and restoration methods are suggested methods that have been effectively used in areas similar to this area. ARKWIPP does not recommend any one method over any other. It is strongly recommended that you contact a professional (listed below) before proceeding with any control/restoration method.


Control, Biomass Reduction, and Restoration Approach
For more information, please click the Problem Solutions button on the left

 

Light Infestations:
Control: Mechanical extraction or grab and cut-stump control for high priority areas. Hand cut-stump control work around valuable vegetation and in inaccessible areas. Bio-control for remaining tamarisk.
Biomass: Mulch for revegetation or stack for wildlife. Stack and burn slash piles when conditions permit.
Restoration: Pole plantings of cottonwood and willow along channel edges and tall-pot, deep planting of native shrubs and grass seed mixes for upland areas.

Moderate to Heavy Infestations:
Control: Mechanical mulching for high priority areas. Hand cut-stump control work around valuable vegetation and in inaccessible areas. Bio-control (if proven effective in SE CO) for remaining tamarisk.
BiomassV: Mulching or stack and burn slash piles when conditions permit.
Restoration: Pole plantings of cottonwood and willow along channel edges and tall-pot, deep planting of native shrubs and grass seed mixes for upland areas.


Main-stem – Moderate Infestations, Broader Floodplain:
Control: Mechanical mulching for high priority areas. Bio-control (if proven effective in SE CO) for remaining tamarisk.
Biomass: Mulching.  Stack and burn slash piles when conditions permit. 
Restoration: Pole plantings of cottonwood and willow and tall-pot, deep planting of native shrubs and grass seed mixes for upland areas.

Light, Spotty Infestations along the Tributaries:
Control: Hand cut-stump removal where appropriate around valuable vegetation. Bio-control for remaining tamarisk (if proven effective in SE CO).
Biomass: Stacking for wildlife.
Restoration: Natural revegetation

Professional Contact Information

USDA Service Center -
Natural Resources Conservation Service
3590 E Main Street
Trinidad, CO 81082
(719) 846-3681

CSU Extension
Las Animas (719) 846-6881

County Weed Managers

Local Conservation Districts

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