Laramie County, WY Extension Office & Soil Testing Directory
Welcome to the official directory resource for Laramie County, WY. Connecting local homeowners, urban gardeners, and commercial growers with Wyoming's land-grant university extension resources, state soil testing lab services, and Master Gardener volunteer clinics.
1. Extension Office Contact Details & Operational Hours
The UW Extension - Laramie County serves as the primary educational extension center in Laramie County. Visit or call during standard operational hours for agricultural advice, soil sample kits, and youth 4-H programs.
| Official Office Name: | UW Extension - Laramie County |
| Physical Address: | 1400 E. College Drive, Pathfinder Bldg 410, Cheyenne, WY 82007 |
| Direct Phone Desk: | (307) 633-4383 |
| Email Contact: | laramiecounty@uwyo.edu |
| Office Hours: | Monday – Friday: 8:00 AM – 5:00 PM |
| Official Web Portal: | https://www.uwyo.edu/uwe/county/laramie/ |
2. Official Soil Testing Laboratory & Pricing
Testing your soil is the single most important step before adding fertilizers or agricultural lime. The official testing laboratory serving Laramie County is UW Recommended Regional Soil Labs.
| Official Testing Lab: | UW Recommended Regional Soil Labs |
| Lab Location: | Submittal guide at Cheyenne office |
| Routine Sample Fee: | $25 routine high-altitude soil test |
| Expected Turnaround: | 7 to 10 business days |
| Official Lab Website: | https://www.uwyo.edu/uwe/ |
How to Collect and Submit a Soil Sample in Laramie County:
- Pick up a Soil Kit: Pick up official sample boxes and submittal forms at the UW Extension - Laramie County (1400 E. College Drive, Pathfinder Bldg 410, Cheyenne, WY 82007).
- Collect Sub-Samples: Use a clean stainless steel trowel to take 10 to 12 soil cores from a 4-to-6-inch depth across your garden or lawn area.
- Air-Dry: Mix sub-samples in a clean plastic bucket and air-dry on clean paper at room temperature (never use an oven).
- Submit Sample: Return your filled soil box to the extension office or mail directly to UW Recommended Regional Soil Labs.
3. Master Gardener Volunteer Program & Plant Clinic
The Laramie County Master Gardeners provides free plant disease diagnostics, lawn care advice, and eco-friendly pest management tips.
| Program Name: | Laramie County Master Gardeners |
| Plant Clinic Hours: | Tuesday & Thursday: 10:00 AM – 1:00 PM (Note: Plant clinics run seasonally; call office during winter months) |
| Direct Helpline Phone: | (307) 633-4383 |
| Program Portal: | https://www.lcmg.org/ |
Volunteer Training: University of Wyoming high-altitude gardening instruction.
4. Regional Soil & Growing Snapshot for Laramie County
USDA Plant Hardiness Zone: Zone 5a
Natural Soil Profile: Alkaline High Plains Sandy Loam (pH 7.4 - 8.2)
Popular Local Crops: Root vegetables, beans, short-season tomatoes, native grasses
Extension Specialist Tip: Wyoming high altitude soils warm slowly; use raised beds and compost to lower alkalinity.
5. 🧮 Interactive Soil Amendment Calculator for Laramie County
Estimate the recommended agricultural limestone or elemental sulfur needed to adjust your garden soil pH based on local Alkaline High Plains Sandy Loam (pH 7.4 - 8.2) characteristics.
📚 Recommended Extension Guides & Soil Articles
Learn more about interpreting your Laramie County extension soil test report and managing plant nutrients:
Frequently Asked Questions (Laramie County Directory)
The UW Extension - Laramie County is located at 1400 E. College Drive, Pathfinder Bldg 410, Cheyenne, WY 82007. You can call their main desk directly at (307) 633-4383 during standard business hours (Monday – Friday: 8:00 AM – 5:00 PM).
Standard soil analysis for Laramie County garden samples through UW Recommended Regional Soil Labs costs $25 routine high-altitude soil test. Check with the office for special sample types.
You can reach the Laramie County Master Gardeners hotline by calling (307) 633-4383 during plant clinic hours (Tuesday & Thursday: 10:00 AM – 1:00 PM).
Laramie County falls primarily within USDA Plant Hardiness Zone 5a. Local soil is characterized as Alkaline High Plains Sandy Loam (pH 7.4 - 8.2).
Written & Verified by Sahajul
Verified Author & Founder
Sahajul is an independent agricultural data researcher based in India and founder of LocalSoilLab.com. He specializes in compiling, structuring, and verifying US land-grant university extension services, soil lab testing fee schedules, and county Master Gardener contact directories directly from official .edu and USDA NIFA portals.