How Do You Fertilize Winter Gem Boxwoods

Every spring ‘Winter Gem’ will benefit from a shot of fertilizer. A suitable fertilizer for boxwood is a 10-6-4 mix, but it should only be applied if the beds under the shrub have been mulched. Applying fertilizer directly to the soil can harm the boxwood’s shallow roots.

What kind of fertilizer is best for boxwoods?

Slow-release, balanced fertilizers are best for boxwood, and a granular form of urea fertilizer 10-6-4 is recommended. You also can use aged manure or cottonseed meal if your plant appears healthy, as long as you are making sure your boxwood has plenty of nitrogen.

How do you fertilize boxwoods?

Tips on Boxwood Fertilizing Apply boxwood plant food in the late fall for best results. Buy a granular fertilizer for boxwood shrubs and sprinkle the correct amount – listed on the packaging – around the base of the shrubs near the drip line.