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.
If you are at home (or once at home), remove the clothing and add laundry detergent directly to the stain and rub together with cold water. Soak in the water for 30 minutes, rubbing detergent together every 5 to 10 minutes. Next, wash clothing on the hottest setting.oak in cool water, 1/2 a teaspoon of liquid hand dishwashing detergent and 1 tablespoon vinegar for 30 minutes. Rinse. If stain remains, pre-treat area with a pre-wash stain remover, liquid laundry detergent or a paste of powdered detergent and water.