A strip of dead bark running up your tree’s southwest side? That’s sunscald—a hidden winter injury caused by extreme temperature swings on sun-exposed bark. Orchardists have known the fix for over a century, but many gardeners are still learning it the hard way.
In pursuit of faster growth, I removed my zucchini’s protective canopy of leaves. Two weeks later, every exposed fruit bore bleached, sunken patches—a painful lesson in photooxidative sunscald. What gardeners really need to know about protecting summer squash from the sun.
A bird of paradise moved from indoors to direct outdoor sun can suffer severe sunscald within days, turning leaves completely white and bleached. This common mistake reveals how plants acclimate to light just like human skin—and why the transition requires patience, not speed.
A single May afternoon against a south-facing window can permanently damage every leaf on your succulents. The culprit isn’t summer heat—it’s the dangerous combination of spring UV intensity and indoor plants lacking sun acclimation. A neighbor’s warning about sunscald reveals the real risks most plant guides miss.
