If you are a customer who would like to ship or drop off your Non-Certified or ISTA Blue (Certified and ISTA Orange Samples may only be submitted by approved samplers), use our Lab Address, see below. We recommend that if you are shipping, to use a delivery service with tracking. 

We highly recommend scheduling a tour of our Lab! Schedule a tour by emailing us!

Location/Address:

OSU Seed Laboratory
3291 SW Campus Way
Corvallis, OR 97331

map

Phone: 541-737-4464 
New Email: [email protected]

Normal business hours:

Monday through Friday, 8 a.m. to 4:30 p.m (closed for lunch 12pm-1pm).  We follow the OSU holiday closure schedule.

Directions to the OSU Seed Lab:

*There are two Seed Lab Parking spaces designated for visitors and sample drop-off in the parking lot across the street from the Lab.

From I-5:

  • Take Exit 228 for Hwy-34 west. Drive about 10 miles.
  • Turn left at OR-34 Bypass. Drive about 2 miles.
  • Turn right at SW 35th St. Drive about 0.8 miles.
  • Turn right on SW Campus Way. Drive about 100 yards.
  • The OSU Seed Lab is on your left.

Coming from the west (US20 & Hwy34)

  • Turn left at SW 35th St. Drive about 0.8 miles.
  • Turn right on SW Campus Way. Drive about 100 yards.
  • The OSU Seed Lab is on your left.

Coming from the south (Hwy99W)

  • Follow the signs to Philomath. You should end up on Philomath Blvd (aka 20/34).
  • Turn right at SW 35th St. Drive about 0.8 miles.
  • Turn right on SW Campus Way. Drive about 100 yards.
  • The OSU Seed Lab is on your left.

Coming from the north (Hwy 99W or US20)

  • Go south through Corvallis on 4th Ave (also 99W and 20). This is straight on 99W; US20 takes a little jog as it comes into town so watch for the signs.
  • Take the exit to Philomath right before the overpass. Drive about 1.5 miles.
  • Turn right at SW 35th St. Drive about 0.8 miles.
  • Turn right on SW Campus Way. Drive about 100 yards.
  • The OSU Seed Lab is on your left.