It Depends on the Brand
Wheat bread - no preservatives
White bread typically contains more preservatives than whole wheat bread because it has a longer shelf life and is more processed. Whole wheat bread usually contains fewer preservatives and is considered a healthier option due to its higher fiber content and more natural ingredients.
How fast a bread molds depends on the amount of preservatives in the bread. If a bread has a lot of preservatives in it, it will mold less quickly than breads that don't have preservatives, no matter if it's wheat or white. Wheat breads are more likely to be "natural" and "preservative-free" though.
White bread is wheat bread; it is made with bleached wheat flour. Many commercially produced white breads contain high amounts of sugar and artificial preservatives that make it slower to mold than natural whole grain bread.
I think they put fewer preservatives in whole wheat bread.
Because it contains more preservatives.
Both wheat and white bread can mold at a similar rate, as mold growth is influenced by factors such as moisture content, temperature, and exposure to mold spores. However, some studies suggest that whole wheat bread may mold slightly faster than white bread due to its higher nutrient content, which can promote mold growth.
Whole wheat will rot faster because they put less preservatives in it.
I actually did my last year's science fair on this... In theory, the store-bought bread will mold more slowly than the bakery bread. This is because the store bought bread is baked with all kinds of preservatives to give it a longer shelf life. However, most bakery breads are not.
White bread doesn't necessarily mold faster than whole wheat bread. (White bread is usually made from wheat.) It depends upon the formulations, the quality of the ingredients, the processing conditions, storage conditions and the handling by all parties involved.Check the wheat bread ingredients. If it contains honey, the honey could be acting as an antimicrobial.In my experiences, yes it has. That is why I always buy wheat bread. And if I do buy white bread I refrigerate it.
Mold will grow quicker on white bread than it will grow on rye or plain brown wheat bread. It also depends on the formulation of the bread, whether or not it contains artificial or natural preservatives, the quality of the ingredients - and their original state of freshness - and then, of course, the conditions under which the bread was produced and the conditions in which it is being stored.
Any bread can be made without preservatives- it will need to be consumed or frozen within a few days, or it starts to grow mold. "Artisan" breads- made at a local bakery that sells them directly to consumers usually do not have preservatives. Check with the bakery. Even better- learn how to bake (it is really not hard- I do it) and make some bread of your own. That way you know exactly what you put in it- and nothing tastes as good as bread warm from the oven.