Read more Arvika Forage Field Peas (Pisum sativum) Arvika peas are the standard in the forage industry. It is a high yielding, good forage quality pea. It produces lavender flowers on a very tall (long-vined) plant. Arvika produces small seed size (~4000 seeds/lb.) with very durable seed-coats and excellent seedling vigor. A small percentage of the seed will remain dormant (hard) and emerge in subsequent years.