Blog

The Hidden Side of Seed Performance

Modern agriculture has focused heavily on seed genetics and yield potential while neglecting the biological and nutritional composition of the seed itself. Emerging research and field diagnostics now show that micro-nutrient content, biological integrity, and seed vigor are foundational to germination and early plant success. Seeds that lack core nutrients—such as calcium, zinc, boron, manganese, and magnesium—are often slow to emerge, uneven in growth, and vulnerable to environmental stress.

Regen Ag Nation is working directly with onion and potato seed growers to build regenerative seed systems free of fumigants, fungicides, and synthetic coatings. In this white paper, we explore the science behind seed density nutrition, review new tools for testing, and present strategies farmers can use to take control of their seed performance and early-season success.

Seed or Inputs?

You’re not just buying seed. You’re buying someone else’s agronomic program.

Do you ever wonder why some seeds leap out of the ground with energy while others sit cold and slow, struggling to emerge?

It’s not always your soil. It’s not always your fault. And it’s not always the seed variety.

The real issue? Nutritional seed density.

Modern seed is often produced in conventional systems that focus on bulk yield, not biological integrity. These systems lean heavily on NPK, leaving out critical micro-nutrients like calcium, zinc, boron, manganese, and magnesium—all of which are essential to the seed’s internal energy and germination power.

Today, the tools exist to measure what’s inside your seed and adjust your agronomy accordingly. In high-value crops like onions, potatoes, carrots, sugar beets, and corn, this precision matters more than ever.

The Decline in Nutritional Density: Food and Seed

Over the past 50+ years, the nutrient density of our food has declined sharply. A landmark study from the University of Texas at Austin analyzed USDA nutrient data from 1950 to 1999 and found significant reductions in protein, calcium, phosphorus, iron, and vitamins in fruits and vegetables. The cause? A relentless focus on yield over quality.

That same logic applies to seed production. When parent plants are raised under high-nitrogen, low-diversity programs, the resulting seeds lack internal nutrition. In crops like onions, potatoes, corn, beans, peas, and others, this means your stand count, vigor, and early crop uniformity may be compromised from the start.

The Problem with Commercial Seed Production

When you purchase commercial seed, you’re also inheriting the farming practices used to grow it.

Most seed is produced using conventional methods focused on maximizing output—not the seed’s biological integrity or micro-nutrient profile. As a result seeds often lack essential trace minerals:

• • Calcium (Ca) is essential for cell wall integrity and membrane function. Low calcium levels reduce cell expansion during early growth, compromising seedling structure and stress tolerance (White & Broadley, 2003).
  • Zinc (Zn) is vital for auxin synthesis, seed enzyme activation, and protein metabolism. Zinc-deficient seeds exhibit delayed germination and stunted roots (Cakmak, 2008).
  • Boron (B) plays a critical role in cell wall stability and sugar transport. Boron-deficient seeds often have reduced energy mobilization and impaired root elongation (Brown et al., 2002).
  • Manganese (Mn) is essential for photosystem II function and energy transfer. Low Mn levels impair seedling vigor and reduce resistance to oxidative stress during emergence (Marschner, 2012).
  • Magnesium (Mg) is a central atom in chlorophyll and activates ATP-dependent reactions. Low Mg leads to weak early photosynthesis and root function (Shaul, 2002).

Regen Ag Nation is actively working with onion and potato seed growers to reverse this trend. In Montana, regenerative potato seed is now being grown without fumigation, fungicides, or synthetic inputs.  We are setting a new standard for seed integrity.

Additionally, it’s important to understand that:

Seed vigor refers to a seed’s ability to germinate quickly and grow uniformly under a range of field conditions. This vigor is directly impacted by internal nutrient levels and microbial health.

Crops rely on seed nutrition for the initial stages of growth, including germination and the emergence of cotyledons. This dependency generally lasts a few weeks until root systems are established and plants transition to relying on soil nutrients (Bewley et al., 2013).

A strong seed start reduces pressure on early fertilization, decreases susceptibility to pathogens, and lays the groundwork for even emergence—especially in high-value crops like onions, potatoes, sugar beets, carrots, and corn.

What We Can Measure: Seed Lot Testing Today

Today, third-party labs and agronomic partners offer diagnostic testing for:

• Micro-nutrient content: Calcium, magnesium, boron, manganese, zinc. These elements are vital for enzymatic activity, cell division, and metabolic energy transfer during germination. Studies show that deficiencies in these elements correlate with poor seedling emergence and vigor (Rengel & Graham, 1995; Alloway, 2008).
• Energy density: Internal carbohydrate and lipid reserves fuel the seed’s metabolic activity. Seeds with low energy stores may struggle to emerge, especially under cool or dry conditions. Research in seed physiology highlights the link between seed energy reserves and early vigor in cereals and legumes (Bewley et al., 2013).
• Biological load: Seeds host a natural microbiome, including both beneficial organisms and potential pathogens. This biological layer is critical for priming the seed’s immune response and nutrient access. Studies (Nelson, 2018; Shade et al., 2017) emphasize that the seed microbiome is influenced by the parent plant’s health, input use, and field environment.

Companies like ATP Nutrition offer seed diagnostics that reveal nutritional imbalances. In fact, their internal research shows that over 90% of seed lots tested are micro-nutrient deficient.

PhycoTerra, another leading innovator, offers a micro-algae seed treatment designed to stimulate biology around the seed zone, enhancing early vigor and root development.

The Biological Side of the Seed

Seeds don’t just carry genetics. They carry microbes.  Recent studies have confirmed that seeds host endophytes (internal microbes) and surface microbes that influence the following:

• Germination
• Disease resistance
• Nutrient cycling

These populations are shaped by how the parent crop is grown. Heavy use of fungicides and synthetic fertilizers reduces biological diversity and suppresses beneficial organisms. Regen Ag Nation promotes regenerative seed growing practices that support this natural microbiome.

What Farmers Can Do Now

Ask a Better Question

• What’s in my seed? (Not just what variety is it?)
• How was this seed grown?

Test Seed Lots

• Evaluate for micro-nutrients, vigor, and biological health
• Adjust in-furrow or seed treatments accordingly

Use Targeted Treatments

• Low zinc? Apply Zn-based primer.
• Weak biology? Use lysed microalgae or microbial stimulants.
• Poor emergence? Feed with low-salt carbon sources or chelated nutrients.

Re-Evaluate Your Seed Source

• Work with seed growers using regenerative practices
• Support seed production that avoids fumigation, synthetic fungicides, and harsh seed coatings
• Advocate for traceability in seed production

Seed is the First Input You Place Into the Soil

Healthy soil grows healthy plants. Healthy plants produce nutrient-dense seed. And nutrient-dense seed leads to better emergence, stronger root systems, and resilient yields.

As Regen Ag Nation works with onion and potato seed producers to pioneer regenerative seed standards, we believe this is not just the future of seed.  It’s the future of agriculture.

Start with the seed. Start with what’s inside.

See it:  https://www.youtube.com/shorts/CZxG3FylD8o

Hear it: https://www.youtube.com/watch?v=5ICswQyulDU

References

• Alloway, B.J. (2008). Zinc in soils and crop nutrition. International Zinc Association.
• Berg, G., & Raaijmakers, J. M. (2018). Saving seed microbiomes. ISME Journal.
• Bewley, J. D., Bradford, K., Hilhorst, H., & Nonogaki, H. (2013). Seeds: Physiology of development, germination and dormancy. Springer.
• Brown, P. H., et al. (2002). Boron in plant biology. Plant Biology.
• Cakmak, I. (2008). Enrichment of cereal grains with zinc: Agronomic or genetic biofortification? Plant and Soil.
• Marschner, H. (2012). Marschner’s Mineral Nutrition of Higher Plants. Academic Press.
• Morris, C. E., et al. (2017). Evolutionary history of seed-associated microbial communities. New Phytologist.
• Nelson, E. B. (2018). The seed microbiome: Origins, interactions, and impacts. Plant and Soil.
• Rengel, Z., & Graham, R. D. (1995). Importance of seed zinc content for wheat growth. Plant and Soil.
• Shaul, O. (2002). Magnesium transport and function in plants: The tip of the iceberg. Biometals.
• Shade, A., Jacques, M. A., & Barret, M. (2017). Ecological patterns of seed microbiome diversity. Current Opinion in Microbiology.