Delphiniums, which often suffer in our heat, are rated 6-1. Much of central Illinois is zone 6 so as you can see we are on the top range of heat that a delphinium will tolerate. Since the heat zone ratings are fairly new they are not listed as regularly as hardiness zones.
Methods Using Common Household Items. Sometimes cream of tartar will help to remove set stains from old linens. Mix 3 teaspoon of the cream of tartar per cup of water and boil your linen in the soup for a few minutes. Rinse in cold water and allow to sun dry.ethods Using Common Household Items. Sometimes cream of tartar will help to remove set stains from old linens. Mix 3 teaspoon of the cream of tartar per cup of water and boil your linen in the soup for a few minutes. Rinse in cold water and allow to sun dry.
The sun bleaches the towels a bit and keeps them white, not to mention smell great. You can use lemon juice or vinegar to whiten linens. Bring 2 gallons of water to a boil on your stove. add 1/2 cup of lemon juice or vinegar and your white linens. Stir the mixture, then remove fom heat. Let the linens soak for an hour or so. Wash the linens as usual, preferably in hot water. Make sure to only soak similar fabrics - do not mix some cotton and some linen.