Iron & Clay Southern Pea 50 LBS75 days 'Iron & Clay' pea plants reach twenty four to thirty inches in height. Both types of seed produce purple flowers developing into six to eight inch long pods that are tan in color at the dry stage, and contain from twelve to fourteen peas each. Depending on the particular lot, the proportion of "Iron" to "Clay" will vary, with a typical ratio of 20% Iron to 80% Clay. Clay seeds are rectangular in shape and light in color, while Iron seeds are a