Boil the purple hull peas in salted water until tender, then drain and cool. Meanwhile, boil the lima beans in salted water until tender, then drain and cool.
Combine the corn, purple hull peas, lima beans, red bell peppers, green bell peppers, red onion, jalapeño and cilantro in a large bowl. Add the Dressing and toss together. Taste and adjust the seasoning as necessary. If time allows, marinate the caviar in the fridge for an hour.
Whisk together the olive oil, red wine vinegar, lime juice, sugar, garlic salt, oregano, olive oil and salt and pepper to taste in a bowl.