Why Are My Bird of Paradise Leaves Splitting?

The Bird of Paradise (Strelitzia reginae and Strelitzia nicolai) is famous for its broad, tropical leaves. But many gardeners notice the leaves splitting down the middle or at the edges. While this can look concerning, splitting is often a natural part of the plant’s growth. Here’s why Bird of Paradise leaves split and how to reduce excessive tearing.

Causes of Leaf Splitting

Splitting is a survival adaptation, but indoor and garden conditions can make it worse. The main causes include:

• Natural growth: Leaves split in the wind to prevent tearing the entire frond — a normal trait outdoors.
• Low humidity: Dry air indoors makes leaves more brittle, increasing splitting.
• Strong drafts: Air-conditioning or fans cause fronds to tear more quickly.
• Physical damage: Brushing against walls, furniture, or other plants indoors often rips leaves.
• Nutrient stress: Weak growth from poor feeding can make fronds more fragile.

Tip: If splits are only at the tips, it’s likely humidity or drafts. If entire leaves shred, it’s usually wind or physical stress.