CVV numbers are also known as CSC numbers (Card Security Code), as well as CVV2 numbers, which are the same as CVV numbers, except that they have been generated by a 2nd generation process that makes them harder to guess.
prune off branches that cross through the shrub or grow at sharp angles compared to the rest of the branches thin the yew shrub out by selectively removing thicker branches you want sunlight to reach the middle of the plant
The how to prune and when to prune are more important than how much to prune, when it comes to Rhododendron Plants. Most pruning of large flowered Rhodys should be done in the early spring at blooming time.