25 Seeds Knuckle Purplehull Cowpea - A Brown Sugar Crowder Type!! Great Yields Knuckle Purplehull Cowpea The Knuckle Purplehull Cowpea is a large seeded brown crowder pea that produces short purple pods that when full, resemble a man's knuckles. These cowpeas are good for fresh market, canning or freezing. Mature pods appear after 60-65 days.. Semi-vining plants. Fresh market, canning and freezing. A brown sugar crowder type that has a purple hull when mature. The strong, erect, bush plants form big, plump, dark-brown peas that taste great. Rich in Minerals, Calcium, Iron & Vitamins: A, B1, B2, C, & Niacin. Our seeds/bulbs are guaranteed to be fresh but are NOT guaranteed as to results. Sorry, but there are too many variables in gardening that can impact germination. Flower seeds/bulbs are a live organism. Their germination depends on many factor including heat, cooling, sun, shade, moisture, time of sowing, etc. None of these things We can control so We can not be held responsible for them. So please do not ask for a refund, replacement or to return unused seeds/bulbs.