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Tree Symptom Helper

Not sure what’s going on with your tree?

This fast Vancouver-specific symptom check helps you describe what you’re seeing and capture the right photos. No tree ID required.

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Want to dig deeper?

These articles cover common Vancouver-area tree pests, diseases, and stress factors, with practical explanations of what symptoms mean and what steps are typically recommended.

Image of codling moth delta trap with pheremone lure

How to Monitor a Codling Moth Trap (and What to Do When You Catch One)

Codling moth is one of the most common pests affecting apple, pear, and crabapple trees in the ...

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Why do these rhododendrons look terrible? Root weevils are a big problem in Vancouver, BC

Root Weevils? Here's How Nematode Treatment Works and What You Need to Do

If you've noticed scalloped notches along the edges of your yew, rhododendron, strawberry, or hosta ...

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How to Keep Codling Moth Out of Your Backyard Apples: 5 Proven, Low-Impact Strategies

If you’ve ever sliced into an apple from your own tree and discovered a larva burrowing inside, ...

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5 Smart Tips to Keep Apple Maggots Out of Your Backyard Apples

If you’ve ever bitten into a homegrown apple only to find a brown, winding tunnel inside, you’ve ...

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Apple leaf with pathogenic rust

What’s Wrong With My Tree? How Disease Diagnosis Helps Trees

Trees are part of what makes Vancouver, Vancouver. They soak up the rain, offer summer shade, and ...

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Span worms are a common pest that can be deterred by using a tree wrap like

Fall Tips: Tanglefoot

You’ve probably seen those weird sticky bands that are around trees come fall and winter. In ...

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