Mississippi Extension & Soil Testing Directory
Find your local Mississippi County Cooperative Extension office, official state university soil analysis lab, and Master Gardener volunteer plant clinics.
🔬 State Soil Testing Laboratory
Official Lab: MSU Soil Testing Laboratory
Standard Fee: $8 routine soil test
Turnaround Time: 3 to 5 business days
State residents can obtain soil sample bags and submittal forms at any local county extension branch.
🌱 State Growing Conditions
Soil Types: Coastal Plain Loess Silt Loam
Hardiness Zones: Zone 7b / 9a
Popular Crops: Cotton, soybeans, sweet potatoes, pecans, bermudagrass
High summer rainfall leaches nutrients; test soil annually to maintain fertility balance.
Featured County Directories in Mississippi (6 Listings)
Hinds County
Extension Office: Mississippi State University Extension - Hinds County
Soil Lab Fee: $8 routine soil test
Phone: (280) 555-0199
Harrison County
Extension Office: Mississippi State University Extension - Harrison County
Soil Lab Fee: $8 routine soil test
Phone: (280) 555-0199
DeSoto County
Extension Office: Mississippi State University Extension - DeSoto County
Soil Lab Fee: $8 routine soil test
Phone: (280) 555-0199
Rankin County
Extension Office: Mississippi State University Extension - Rankin County
Soil Lab Fee: $8 routine soil test
Phone: (281) 555-0199
Jackson County
Extension Office: Mississippi State University Extension - Jackson County
Soil Lab Fee: $8 routine soil test
Phone: (280) 555-0199
Oktibbeha County
Extension Office: Mississippi State University Extension - Oktibbeha County
Soil Lab Fee: $8 routine soil test
Phone: (281) 555-0199
📦 Recommended Mail-In Soil Test Kits & Meters
FTC Affiliate Disclosure: We may earn a commissionIf you need immediate results without waiting for university mail-in lab turnaround times, these top-rated professional home soil test kits provide fast pH, N, P, and K diagnostic analysis:
MySoil Soil Test Kit
Professional mail-in kit analyzed by accredited labs. Returns 13 essential nutrient values (N, P, K, pH, Micronutrients) & customized fertilizer recommendations via app.
Luster Leaf Rapitest 1601
Popular color-comparator kit for 10 instant soil tests (pH, Nitrogen, Phosphorus, Potash). Includes tailored plant preference chart.
Sonkir 3-in-1 Soil Tester
Instant probe sensor for soil moisture, pH, and sunlight levels. Requires no batteries. Perfect for potted plants, lawns, and raised beds.
📋 Request Local Extension & Lawn Testing Assistance in Mississippi Statewide
Need help interpreting your lab results or finding local agricultural extension agents? Fill out the brief form below:
Frequently Asked Questions: Mississippi Soil & Extension
How do I get my soil tested in Mississippi?
To test your soil in Mississippi, 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 MSU Soil Testing Laboratory or your local county extension office.
How much does soil testing cost in Mississippi?
Routine soil fertility analysis in Mississippi typically costs $8 routine soil test. Turnaround time for results is usually 3 to 5 business days.
Does every county in Mississippi have a Cooperative Extension Office?
Yes. Every county in Mississippi 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 Mississippi.
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.