- This long, white radish variety does well in cooler temperatures while growing quickly.
Non-GMO White Icicle Radish Seeds, Heirloom. White Icicle Radish has grown in the United States since the late 1800s. Radishes are known for providing high amounts of nutrition. White radishes are rich in vitamin C, magnesium and iron and help promote cell rejuvenation. White Icicle Radish varieties thrive in cooler temperatures and have been used in Ancient Chinese Medicine to aid indigestion and a healthy diet. The carrot-shaped roots grow up to 5" long and are also great for pickling!