Bark field guide

Bark is a pattern, not a paint sample.

Color alone shifts with light, moisture and age. Photograph the repeating structure, the whole trunk and any leaves, buds or fruit you can safely reach.

Bark works best as one clue in a tree record.

Capture a sharp close-up, a wider repeating pattern and the full trunk. Add leaves, buds, fruit or the crown whenever available.

Five bark features worth naming

A

Surface

Smooth, peeling, flaky, shaggy, scaly or plated.

B

Ridges

Vertical, interlacing, diamond-shaped or broken.

C

Furrows

Shallow or deep, wide or narrow, regular or irregular.

D

Openings

Horizontal lenticels, pores, scars or resin marks.

Photograph bark for identification

  1. Start perpendicularKeep the camera parallel to the trunk so texture is not distorted.
  2. Include repetitionA patch that is too tight may hide the larger pattern.
  3. Show the full trunkTaper, branching height and overall form add context.
  4. Record age variationCompare a younger branch with the mature trunk when safe.
  5. Add another organA leaf, bud, fruit or cone can resolve bark lookalikes.

Why bark-only identification is difficult

Bark changes as a tree grows and may vary within a species. Weather, injury, lichens and moisture alter its appearance. US Forest Service and extension guides therefore combine bark with foliage, flowers, fruits, buds and whole-tree form.

Keep the bark with the tree

Oqvi lets the close bark photo remain part of the same discovery as the whole tree and leaf. Add a note about texture, habitat or season, then return later when flowers, fruit or new leaves provide another clue.

FIELD SAFETY

Identification results can be incomplete or wrong. Never rely on a photo or AI answer for edibility, toxicity, medical care, fire safety, structural use or another consequential decision. Confirm with a qualified expert.

Oqvi app icon

Keep the whole discovery

One find. Several clues. A record that stays yours.

Identify plants, trees, leaves, flowers, bark and wood. Ask follow-up questions, add notes and keep an optional private map on your iPhone.

View Oqvi on the App Store ↗

Sources and further reading