How to Get Mold & Algae Off Leather Boat Seats

Written by trey johnson
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How to Get Mold & Algae Off Leather Boat Seats
Leather boat seats are prone to mould and mildew build-up. (schnellboot image by Martin from

While comfortable and aesthetically pleasing, leather boat seats are also prone to mould and algae development. However, with a little elbow grease and a few simple cleaners you can have your leather seats looking like new.

Skill level:

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Things you need

  • Towels
  • Bucket
  • Stiff brush
  • Old toothbrush
  • Leather cleaner

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  1. 1

    Brush off the boat seats with the stiff brush. This will remove the majority of mould and mildew from the seats.

  2. 2

    Wipe the seats with a clean, wet towel. This will remove stubborn areas of mould and algae. Continue cleaning, using a new towel when needed, until seats appear clean.

  3. 3

    Use the old toothbrush to clean difficult areas, such as seams and creases.

  4. 4

    Apply leather cleaner to the seats to deep-clean and condition the seats.

  5. 5

    Allow boat seats to dry in the sun.

Tips and warnings

  • A solution of equal parts alcohol and water can be used in lieu of commercial leather cleaner and will provide equal results.
  • Avoid leaving your boat seats wet to prevent mould and algae build-up.

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