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Locally adapted, ecologically responsible heirloom seeds ♡  Outaouais, QC

Gaolian Voskovidnyj Sorghum

In stock

Gaolian Voskovidnyj Sorghum

In stock
$CAD 3.75
Product not available for online purchase

Sorghum bicolor

Sorghum is such a great crop to plant in the garden - medium width stalks, beautiful seed heads, delicious grains.  Transform the stalks into syrup, save the seed heads for dry arrangements and decorations,  harvest the grain for food.  

This variety is suited for our northern climates: it's the easiest to grow, and matures very quickly. The seed heads are not very big. Here is the history of this variety as shared on the experimental farm network: 

“Gaolian” in Mandarin means “sorghum,” which means it likely originated in China. However, stock seed for this variety came from the USDA (as PI 326289), which received it from the former Soviet Union's N.I. Vavilov Research Institute of Plant Industry in 1968. The Soviets also referred to it as “K-814” (isn't it remarkable that even at the height of the Cold War such exchanges were taking place?). Available records indicate that it was part of a collection of sorghum varieties donated but with no further description provided to shed additional light on its origin, usage, etc. We’re pretty sure the rest of its name provides some clues to its use: the Russian word "voskovidnyj" translates to "waxy" — and agronomists do classify some special sorghums as "waxy," so we expect this is one such variety.

If this variety is indeed a "waxy sorghum," this is significant because these sorghums' grains are more efficient fermenters compared to most other sorghums (this is due to easier gelatinization and low viscosity during liquefaction, higher starch and protein digestibility, higher free amino nitrogen content, and shorter fermentation times, according to a 2010 study published in the journal Cereal Chemistry). Fermented sorghum grain produces the world's most widely consumed liquor — on account of China’s large population — called "baijiu." It can also be fermented into ethanol biofuel, and waxy sorghum has similar reported ethanol yields to corn (2.8 gallons per bushel), which is currently the main source of ethanol for biofuel. For all of you science nerds out there, the reason behind these special qualities of waxy sorghum comes down to the starch in the endosperm of the grain: Most sorghum starch is composed of roughly 70-80% amylopectin and 20-30% amylose, while waxy sorghum starch is almost completely composed of amylopectin, with amylose ranging from zero to just 15%. Recent studies point to the need for much more research into and breeding of waxy sorghum varieties.

But beyond its possible use as a source of alcohol or biofuel, this sorghum is a great food option for both people and animals (we believe the pale color indicates this is a relatively low-tannin variety, which makes it a more nutritious option for livestock as tannins can cause anti-nutritive effects). This variety is easily hand-threshed and since the seeds are smaller than average, they cook more quickly. Because this variety can mature over a relatively short season, it’s a great option for northern climates and cooler climates where most sorghums fail to thrive. This seed, for instance, was grown for us by our dear friend Chris Homanics of Head, Hands, Heart Nursery and Seed in Washington state — a state where most farmers wouldn't even attempt to grow sorghum.

100 seeds per pack. 

Days to maturity: 85 days.