I Have A Row Of Boxwood The One End Is Always Yellow In The Spring And The Bushes Are Much Shorter Than The Others. They Do “gr

Question

een up” somewhat as the season progresses but never really grow like the others They are planted in a very sandy soil. The leaves are from yellow to a rust color

Answer 1

Several possibilities - one is that the soil in that spot may not be what it should be; perhaps that end gets a different exposure to the elements, too much water is pooling at the roots, causing root rot, or perhaps there's a more serious problem. I think this article will help:
https://www.gardeningknowhow.com/ornamental/shrubs/boxwood/yellow-or-brown-boxwoods.htm