New Mexico Extension & Soil Testing Directory
Find your local New Mexico County Cooperative Extension office, official state university soil analysis lab, and Master Gardener volunteer plant clinics.
🔬 State Soil Testing Laboratory
Official Lab: NMSU Recommended Environmental Testing Labs
Standard Fee: $25 desert routine soil test
Turnaround Time: 7 to 10 business days
State residents can obtain soil sample bags and submittal forms at any local county extension branch.
🌱 State Growing Conditions
Soil Types: Alkaline Rio Grande Alluvial Silt & Caliche (pH 7.8 - 8.4)
Hardiness Zones: Zone 7b
Popular Crops: Green chiles, pecans, figs, tomatoes, desert legumes
New Mexico soils are alkaline and high in calcium; avoid adding lime.
Featured County Directories in New Mexico (1 Listing)
Bernalillo County
Extension Office: NMSU Cooperative Extension Service - Bernalillo County
Soil Lab Fee: $25 desert routine soil test
Phone: (505) 243-1386
Looking for Another County in New Mexico?
Every county in New Mexico is supported by the state Land-Grant University Extension system. If your specific county directory is currently being indexed, you can submit your soil samples directly to NMSU Recommended Environmental Testing Labs or contact our editorial desk for direct local office hours.
Request Local Extension Info for Your CountyFrequently Asked Questions: New Mexico Soil & Extension
How do I get my soil tested in New Mexico?
To test your soil in New Mexico, collect 10 to 12 soil cores from a depth of 4 to 6 inches across your garden or field, air-dry the sample indoors, fill out your county extension submission form, and submit it to NMSU Recommended Environmental Testing Labs or your local county extension office.
How much does soil testing cost in New Mexico?
Routine soil fertility analysis in New Mexico typically costs $25 desert routine soil test. Turnaround time for results is usually 7 to 10 business days.
Does every county in New Mexico have a Cooperative Extension Office?
Yes. Every county in New Mexico is served by the state's Land-Grant University Extension system. While our directory highlights primary regional office hubs and university labs, local extension agents serve horticulturists, farmers, and home gardeners across all counties in New Mexico.
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.