Office Contact Information

Department Head
Paul Rekow

PO Box 309
Horseshoe Bend, Idaho 83629
Ph:  208-793-2447
Fax:  208-793-2501

Administrative Assistant
Kari Allred
Administrative Assistant


Office Hours:

Mon - Thur 6am to 4:30pm

Personnel may be in the field, call to insure that someone will be in the office.


Make your Boise County Noxious Weeds payments online (Click Here)

Convenience Fee is 2.5%

Minimum of $2.00 


Boise County Noxious Weed Department Office

Boise County will offer assistance to county residents for the treatment of noxious weeds.
Garden Valley area:  for Spotted Knapweed, Oxeye Daisy, Hoary Alyssum and Canada Thistle.  May 10 and 11 at the Boise County Road Shop on the Banks/Lowman road from 8:00am to 4:00pm.
Idaho City and Centerville areas:  for Spotted Knapweed.  May 17 and 18 at the Boise County Road Shop on Buena Vista Road from 8:00am to 4:00pm.
Horseshoe Bend area:  for White Top and Scotch Thistle, call for information.


The idaho State Department of Agriculture will be hosting a spring pesticide disposal collection for unusable presticides in Southwest Idaho.   May 14, 2019, 9am to 1pm at the Pickles Butte Landfill, 15500 Missouri Ave, Nampa, Id  83686.  AND  May 15, 2019 9am to 1pm at Weiser ITD Maintenance Yard, 550 Indian Head Rd, Weiser ID  83672.  You must call ahead to register.  Have a list of what you want to dispose of and call 208-332-8628 or 208-332-8665.  Pesticides only, no fertilizers, paints or oils.


  Spotted Knapweed is one of the most prevalent noxious weeds in Boise County


Idaho Code Title 22 Chapter 24 (22-2407) States:

Control of Noxious Weeds is the Landowner’s Responsibility

(1) It shall be the duty and responsibility of all landowners to control noxious weeds on their
land and property, in accordance with this chapter and with rules promulgated by the director.
(2) The cost of controlling noxious weeds shall be the obligation of the landowner.
(3) Noxious weed control must be for prevention, eradication, rehabilitation, control or
containment efforts. However, areas may be modified from the eradication requirement if the
landowner is a participant in a county-approved weed management plan or county-approved
cooperative weed management area.
(4) The landowner shall reimburse the county control authority for work done because of failure
to comply with a five (5) day notice, as outlined in section 22-2405, Idaho Code.
(5) If an article is infested with noxious weeds, it shall not be moved from designated premises
until it is treated in accordance with the applicable rules, or in accordance with the written permission
of a control authority.

Idaho has 67 different species of weeds, which are designated noxious by state law.

  • Black Henbane
  • Bohemian Knotweed
  • Brazillian Elodea+
  • Buffalobur
  • Canada Thistle*#
  • Common Crupina
  • Common Reed Phragmites
  • Common/European Frogbit
  • Curlyleaf Pondweed
  • Dalmatian Toadflax*#
  • Diffuse Kanpweed*#
  • Dyer’s Woad
  • Eurasian Watermilfoil*
  • Fanwort
  • Feathered Mosquito Fern
  • Field Bindweed*#
  • Flowering Rush
  • Giant Hogweed+
  • Giant Knotweed
  • Giant Salvinia
  • Hoary Alyssum#*
  • Hoary Cress (White Top)*
  • Houndstongue*#
  • Hydrilla+
  • Iberian Starthistle
  • Japanese Knotweed
  • Johnsongrass
  • Jointed Goatgrass*#
  • Leafy Spurge*#
  • Matgrass
  • Meadow Knapweed
  • Mediterranean Sage*
  • Milium# 
  •  Musk Thistle*
  • Orange Hawkweed* 
  • Oxeye Daisy*#
  • Parrotfeather Milfoil
  • Perennial Pepperweed#
  • Perennial Sowthistle
  • Plumeless Thistle#
  • Policeman’s Helmet+
  • Poison Hemlock*#
  • Puncturvine*#
  • Purple Loosestrife*#
  • Purple Starthistle
  • Rush Skeletonweed *#
  • Russian Knapweed
  • Saltcedar#
  • Scotch Broom
  • Scotch Thistle*# 
  • Small Bugloss
  • Spotted Knapweed*#
  • Squarrose Knapweed+
  • Syrian Beancaper+
  • Tall Hawkweed+
  • Tansy Ragwort# 
  • Variable-Leaf-Milfoil 
  • Vipers Bugloss
  • Water Chestnut
  • Water Hyacinth
  • White Bryony#
  • Yellow Devil Hawkweed+
  • Yellow Flag Iris
  • Yellow Floating Heart
  • Yellow Hawkweed
  • Yellow Starthistle*#
  • Yellow Toadflax *#

+ Denotes Statewide Early Detection/Rapid Response Noxious Weed List.
Weeds identified within Idaho shall be eradicated during the same growing season as identified.

# Denotes Statewide Containment Noxious Weed List. Weeds listed in the containment noxious
weeds list are known to exist in various populations throughout the state. Weed control efforts may be
directed at reducing or eliminating new or expanding weed populations while know and established
weed populations, as determined by the weed control authority, may be managed by any approved
weed control methodology, as determined by the seed control authority.

*Denotes Noxious Weeds found in Boise County

Link to noxious weed law

For more information on noxious weeds: 



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