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.
1 Make a thick, wet paste of OxiClean and water. 2  Apply it directly to the stain. 3  Scrub gently with a toothbrush. 4  Allow it to sit for several minutes. 5  Do not allow the paste to dry.6  Scrub a second time with the toothbrush. 7  Rinse well with clean water. Do not allow the paste to dry. 2  Scrub a second time with the toothbrush. 3  Rinse well with clean water. 4  If stains remain, pour white vinegar over the affected area. 5  Wash in the machine with laundry detergent and OxiClean added to the load. 6  If the stain remains after the cycle, do NOT put the quilt in the dryer.