Q.Our tea olives were frost bitten his winter
Our tea olives were frost bitten his winter. What should I do to make them look better? Their leaves are faded and new blooms are frost bitten.

Here are some excellent articles on how to save cold/frost damaged plants:
https://www.gardeningknowhow.com/plant-problems/environmental/how-to-treat-frozen-plants.htm
For more information on the care of tea olives, please visit the following link:
https://www.gardeningknowhow.com/ornamental/shrubs/osmanthus/tea-olive-cultivation.htm