Mix lemon juice and baking soda, in an appropriate sized bowl, to form a thin paste mixture. Apply it to the mildew.
Allow mixture to set for up to 20 minutes. Scrub the strain vigorously with a nylon bristle scrub brush.
Wipe off with a damp cloth.
Things You Will Need
- Lemon juice
- Baking soda
- Scrub brush with nylon bristles
- If mildew is really bad, increase the wait time.