To remove mildew from clothing or other fabrics begin by brushing the mildewed area with a soft brush. It's best to do this outside so the mildew is brush into the air outside of the home. The clothing or material must be dry to do this. Rub the affected area with half a lemon that has been dipped in salt.
Then wash as usual. Dry the item in the sun if possible.
If stain remains, colorfast items or items that cannot be put in to the washer can be sponged with a diluted chlorine bleach solution. Use 2 Tablespoons bleach to 1 quart warm water. Test the fabric first before treating the entire item with the bleach mixture. White clothing can be soaked in the chlorine bleach solution, then washed, rinsed and dried as usual.
Salt and milk works as well on stubborn mildew stains just soak them over night in the salt and milk solution and place in the sun to dry. For Mildew use this mixutre to clean your materials: 1/2-cup vinegar and 1/2-cup bleach in 2-quarts water. Soak and wash as usual but do not dry until you are sure the stain is gone.
Another mixture that you can use is one tablespoon sodium perforate to one pint of water. Let stand, soaking overnight and then wash as usual.
Fighting mildew on material is easy when you rub the area with a raw tomato, sprinkle with salt and lay in sun to dry. Repeat as needed. For Mildew: Use lemon and salt.