Business hours: 8 a.m. to 5 p.m (closed for lunch 12pm-1pm). Monday through Friday. We follow the OSU holiday closure schedule.

Phone: 541-737-4464 Please see the staff page for individual phone and email listings.
Fax: 541-737-2126
Email: seedlab@oregonstate.edu

Address: map
OSU Seed Laboratory
3291 SW Campus Way
Corvallis, OR 97331

Directions to the OSU Seed 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.
  • Parking is in the large gravel lot to the right. There are designated sample drop-off spots in the area closest to the lab. If you wish to park for longer, park in one of these spots and someone in the lab will help you locate long-term parking.

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.