What is the key difference between the two different types of barley?
While barley can be categorized in various ways, such as by growing season (winter or spring) or number of rows (two-row or six-row), the most important distinction for consumers is between hulled and hulless varieties. This core difference dictates everything from how it is processed and cooked to its specific nutritional advantages.
Hulled Barley: The True Whole Grain
Hulled barley, also known as barley groats, is the most minimally processed form of the grain available to consumers. As a 'covered' barley variety, it naturally grows with a tough, inedible outer husk (hull) that is tightly attached to the kernel. During processing, a mechanical de-hulling machine is used to carefully strip away this indigestible outer layer. The key is that this process leaves the kernel's nutrient-rich bran, endosperm, and germ intact, certifying it as a whole grain. This minimal processing is what gives hulled barley its darker, slightly tan color and a chewy, hearty texture when cooked. Because it retains its full bran layer, it contains more fiber, vitamins, and minerals than its more-processed pearled counterpart.
Culinary uses for hulled barley:
- Soups and stews: Its firm texture holds up well to long cooking times, thickening soups like a classic beef and barley stew.
- Grain bowls: The substantial chewiness makes it an excellent, filling base for hearty grain bowls with roasted vegetables and protein.
- Salads: Cooked and cooled hulled barley adds a nutty flavor and dense texture to salads, providing sustained energy.
- Baked goods: Whole hulled barley can be used in some baked goods for added texture and nutrition, similar to wheat berries.
Hulless Barley: The 'Naked' Alternative
Hulless barley is actually a different variety of barley altogether, rather than just a different processing method. Often called 'naked' barley, this variety is naturally bred to have a much looser outer hull that typically falls off on its own during harvesting and threshing. This eliminates the need for extensive processing, and like hulled barley, it retains its full bran and germ layers, also qualifying it as a whole grain. Since it's not put through the same mechanical de-hulling, hulless barley is often slightly softer and quicker to cook than hulled barley. It also tends to have a higher protein and beta-glucan content compared to hulled varieties, making it a highly nutritious choice.
Culinary uses for hulless barley:
- Porridge: Its slightly softer texture and shorter cooking time make it a great option for a hearty breakfast porridge, similar to oats.
- Side dishes: Hulless barley can be prepared as a nutritious, nutty side dish, much like quinoa or brown rice.
- Baking: When milled into flour, hulless barley is excellent for baking, especially in blended flours for bread and muffins, adding nutrients and a distinct flavor.
- Fermented products: The specific nutrient profile of hulless varieties can make them more suitable for certain fermented food and beverage applications.
The crucial distinction: Hulless vs. Pearled
It is important not to confuse the whole-grain hulless barley with pearled barley. Pearled barley is refined, meaning it has been polished to remove both the inedible hull and the nutritious bran layer. This process reduces cooking time and creates a softer texture but also strips away much of the fiber and other beneficial nutrients. While pearled barley is still a good source of some nutrients, hulled and hulless varieties are far more nutritious choices.
Comparison Table: Hulled vs. Hulless Barley
| Feature | Hulled Barley | Hulless Barley | 
|---|---|---|
| Processing | Mechanically stripped of inedible outer husk; retains bran. | Naturally sheds its loose outer hull during harvest; minimal processing required. | 
| Whole Grain Status | Yes, it is a true whole grain. | Yes, it is also a true whole grain. | 
| Appearance | Slightly darker, tan color with a noticeable seam. | Paler, almost white color, and smoother in appearance. | 
| Texture | Chewy and firm, holding its shape well after cooking. | Softer and less chewy than hulled; may be slightly fluffier when cooked. | 
| Cooking Time | Longer, often requiring soaking and taking 50-60 minutes or more. | Shorter, usually taking around 40-45 minutes without pre-soaking. | 
| Nutritional Profile | High in fiber, especially beta-glucan. | Generally higher in protein and some soluble fibers than hulled varieties. | 
| Best For | Hearty soups, stews, and grain salads where a firm bite is desired. | Porridge, pilafs, side dishes, and milled flour for baking. | 
Conclusion
The key difference between the two different types of barley, hulled and hulless, fundamentally lies in their natural growth and the resulting level of processing. Both are whole grains and excellent sources of nutrition, including high levels of soluble fiber like beta-glucan. Hulled barley offers a heartier, chewier texture suitable for long-cooking dishes, while hulless barley is quicker to prepare and has a slightly softer consistency. Choosing between the two often comes down to the desired texture and cooking time for your recipe. For maximum nutritional benefits, always opt for either hulled or hulless varieties over refined pearled barley.
Further Reading
For more detailed information on whole grains, including the various forms of barley, consider exploring the resources at the Whole Grains Council.