When to Trim Citrus Trees in Arizona
The best time of year to trim citrus trees is in the spring. If you trim them between about mid March to early May, the trees are less likely to be harmed by extremes in temperature. Citrus fruit ripens in the late fall, from about November to February for most varieties. Minimal pruning during this harvest time is also acceptable. During the winter there is danger of frost, and during the summer there is the opposite problem. Citrus trees are highly sensitive to sun damage, especially during the hottest months of the year and during the hottest parts of the day. If the tree is not shaded during the afternoon, any bare trunk or branches need to be wrapped or painted (whitewashed) for sun protection. The tree is most vulnerable where it receives direct sunshine in the afternoon: the Southwestern exposure. This is why it is so important not to overprune citrus trees: branches subjected to direct sun will burn, and full exposure to the trunk can kill the tree altogether. The number one rule in knowing when to trim citrus trees is the sun. The number one rule in knowing how to trim citrus trees is minimalism. Remember, they are actually just large bushes.