What is 'Covariance'. Covariance is a measure of the degree to which returns on two risky assets move in tandem. A positive covariance means that asset returns move together, while a negative covariance means returns move inversely.
23 September 2016. The heaviest red cabbage weighs 23.2 kg (51.15 lb) and was grown by David Thomas (UK), as verified at the UK National Giant Vegetables Championship in Malvern, UK, on 23 September 2016. David also holds the current record for Heaviest parsnip and Heaviest cucumber.
Leave it at the market. For more specifics for different types of cabbage, see the Guide to Cabbage Varieties. Green Cabbage. Photo Â© Molly Watson Head cabbages (green, red, Savoy) are storage vegetables that last a remarkably long time on the stalk before they are harvested.