The Difference is JustSeed
Slightly larger than standard type, Gladiator F1 has a more refined shape of hybrid quality. The root has smooth white skin and is canker resistant.
De Ree - Winter Vegetable Collection - 6 Seed Packets
Johnsons - Organic Vegetable - Parsnip - Tender & True - 350 Seeds
Johnsons - Vegetable - Parsnip - Albion F1 - 200 Seeds
Johnsons - Vegetable - Parsnip - Gladiator F1 - 200 Seeds