Bid Number

25CRDWBBCHAR-0025

Solicitation

Harrison County IHAP 7 - Tree Control - Tree Foliar Herbicide Application

Solicitation Type

Request for Quotes

County

Description

Task 1: Tree Foliar Herbicide Application (230 acres) Contractor must systematically grid out 230 acres of IHAP and apply Garlon 3A, or the generic equivalent pre-approved by the DNR Project Manager, to spot treat trees on specified property located in Harrison County, Iowa. On average, the canopy cover of trees in the grassland is between 2-4% with trees ranging between 4-12 feet in height. Some treatment area has cover of less than 0.5% canopy cover while others have up to 4%. Drainage areas may vary in canopy cover in a small percent of the field. Overall treatment would consist of targeted treatment on sparse encroaching trees with attention to CRP compliance. See area in highlighted on Attachment A. - Foliar spray mix must consist of at least 2% solution of triclopyr and a non-ionic surfactant containing penetrant. Rate of surfactant must be per the label recommendations. - Sufficient spray volume should be used to obtain complete coverage of the target plant foliage. - 1 week after initial herbicide application, Contractor must complete a follow-up systematic search to spot treat any trees that were missed in the initial application. - The Contractor must adhere to all manufacture chemical directions including application rate using the DNR pre-approved chemical. Contractor must hold an Iowa Commercial Pesticide Applicators License issued by the Iowa Department of Agriculture and Land Stewardship (IDALS) Pesticide Bureau and provide the license # to the DNR Project Manager. ISSUING OFFICER: Colton Lullmann CONTACT: (515) 361-0743 or colton.lullmann@dnr.iowa.gov BID CLOSING DATE AND TIME: 7/11/2025 AT 2:00PM CST

Number

542

Name

Natural Resources, Dept Of

Address 1

6200 Park Ave

Address 2

City/State/Zip

Des Moines, IA 50321

Contact Name

Colton Lullmann

Contact Title

Purchasing Agent

Contact Email

colton.lullmann@dnr.iowa.gov

Contact Phone Number

(515) 361-0743

Contact Phone Extension

Contact Other Number

Contact Fax Number

From

6/16/2025 5:24:00 PM

Until

7/11/2025 2:00:00 PM

Questions & Answers - 25CRDWBBCHAR 0025

6/18/2025 10:49:30 AM

RFQ

6/17/2025 4:37:25 PM

Attachment A

6/16/2025 4:36:52 PM