top of page

Humic Acid

Granular Humic Acid Texture

In recent years, the use of this product has gained significant popularity among gardeners and horticulturists alike. Its remarkable ability to enhance soil health, improve nutrient availability, increasing soil organic matter, absorbing heavy metal, and boosting plant growth has made it an invaluable tool in achieving thriving gardens. This comprehensive guide aims to explore the benefits and provide practical insights on how to use it effectively.  Blood Meal for Less offers two types.  The soluble type which we prefer and is preferred by most gardeners and growers and the granular, which does not dissolve and is best to incorporate within soils to keep the content in the soil for years.  Granular takes years to fully break down but its results on plants are staggering.  This comprehensive guide below really gives great information on what this substance really is and its uses.

Comprehensive Guide

Part 1: Understanding It

1.1 What is is?

1.2 Types of it

1.3 Benefits of it in Gardening

1.4 Humic vs. Fulvic: Key Differences

1.5 Sources of it

 

Part 2: Soil Health

2.1 Improving Soil Structure

2.2 Water Retention

2.3 Nutrient Retention and Availability

2.4 pH Balancing and Buffering Capacity

2.5 Stimulating Beneficial Microorganisms

​

Part 3: Application Methods and Timing

3.1 Pre-Planting Soil Preparation

3.2 Seed Germination

3.3 Transplanting

3.4 Foliar Application

3.5 Drench Application and Irrigation Methods

3.6 Seasonal Considerations for Application

 

Part 4: Using with Other Amendments

4.1 Organic Matter and Compost

4.2 Fertilizers and Nutrient Management

4.3 Microbial Inoculants and Biostimulants

4.4 Other Soil Amendments for pH Adjustment

4.5 Organic Pest and Disease Management

​

Part 5: Plant-Specific Applications with Dosages

5.1 Fruit Bearing Plants

5.2 Leafy Green Vegetables

5.3 Ornamental Plants

5.4 Perennial Plants

5.5 Seedlings and Transplants

​

Part 6: Frequently Asked Questions

​

​

Note: This comprehensive guide is intended to provide valuable information on the use of this product in gardening. Always follow the instructions provided by Blood Meal for Less or consult with gardening experts for personalized advice based on your specific garden's needs and regional considerations.  This increased bio-availability of nutrients within a plants root system, has been known to help dramatically in gardens and field row crops.  Historically and scientifically, humic acids increased health and hardiness of plants.  Always make sure your soil is rich in humic acids.

Understanding Humic Acid

Soluble Humic Acid Texture

A vital component of healthy soil and plays a crucial role in supporting plant growth and overall soil fertility. It is a complex organic substance that forms as a result of the decomposition of plant and animal matter over time. This natural process releases organic compounds that undergo further transformation, eventually resulting in the formation of humalite. It is commonly found in humus, the dark, nutrient-rich organic material that makes up the top layer of soil.  The amount of humus in the soil significantly impacts its fertility and ability to support plant growth.

What is it?

A natural organic substance derived from the decomposition of plant and animal materials over an extended period. It is a key component of humus, the dark, organic matter found in soil. Is rich in carbon, hydrogen, oxygen, nitrogen, and other essential elements. It is characterized by its high molecular weight and complex structure, which gives it exceptional properties beneficial for plant growth.

Types of It

These substances are broadly classified into three main categories: humic acid, fulvic acid, and humin. Humic acid has a larger molecular weight and is less soluble in water compared to fulvic acid. Fulvic acid, on the other hand, has a smaller molecular weight and higher solubility. Humin is the insoluble fraction of humic substances. While all three components play a role in soil health, humic acid and fulvic acid are of particular importance in gardening due to their ability to improve soil fertility and nutrient availability whether in dry form or liquid form.

Benefits in Gardening

The effects of it offers numerous benefits for gardeners and horticulturists. The role of it are that they enhance soil structure by promoting aggregation, creating a crumbly and well-aerated soil environment that allows roots to penetrate easily. Secondly, it improves water retention capacity in sandy soils and drainage in clay soils, helping maintain optimal moisture levels for plants. Thirdly, it acts as a chelating agent, binding essential nutrients and making them more available for plant uptake and helps create increased root development. Additionally, this aids in pH regulation, buffering the soil against drastic pH fluctuations. It also stimulates beneficial microorganisms, fostering a healthy soil ecosystem that promotes nutrient cycling and disease resistance.

Humic vs. Fulvic: Key Differences

While both offer benefits to plants, they have some distinct differences. Humic has a larger molecular weight and tends to remain in the soil for longer periods, providing a long-lasting impact on soil health and fertility. Fulvic, with its smaller molecular weight, is more soluble and readily absorbed by plants. It plays a crucial role in facilitating nutrient uptake and enhancing plant metabolism. Understanding the differences between humic and fulvic can help gardeners choose the most suitable product based on their specific needs.

Sources of It

Can be sourced from various natural materials, including decomposed plant matter such as peat moss, leonardite, lignite, and composted organic materials. These sources are often rich in organic carbon and other essential elements that contribute to the overall quality of the products. When selecting these products, it is essential to consider the source and quality to ensure optimal effectiveness in the garden.

​

Understanding the nature and benefits of it lays the foundation for utilizing it effectively in gardening practices. By incorporating this into your soil management routine, you can improve soil health, nutrient availability, and overall plant growth. In the following sections, we will delve deeper into the specific applications and techniques for using it to maximize its potential in your garden.

Soil Health

Humic Acid being Applied to Soil

This substance plays a pivotal role in promoting soil health, which is essential for creating a thriving garden or agricultural system. By incorporating it into the soil, gardeners can improve its structure, water-holding capacity, nutrient availability, pH balance, and microbial activity.

Improving Soil Structure

It acts as a soil conditioner, enhancing soil structure and promoting aggregation. It helps bind soil particles together, creating stable aggregates that allow for better water infiltration, root penetration, and air movement. The improved soil structure prevents compaction, which can impede root growth and restrict nutrient and water uptake by plants. Additionally, the increased pore spaces in the soil allow roots to access oxygen, promoting healthier root development and overall plant vigor.

Water Retention

One of the significant benefits of it is its ability to improve water retention in sandy soils and drainage in clay soils. In sandy soils, it acts as a sponge, holding onto water and preventing it from quickly draining through the soil profile. This helps prevent water runoff and ensures that plants have access to water for longer periods. In clay soils, it promotes better drainage by breaking up compacted layers and allowing excess water to percolate through the soil. This reduces the risk of water logging and root rot, providing a healthier environment for plants.

Nutrient Retention and Availability

This acts as a natural chelating agent, forming complexes with essential nutrients such as iron, zinc, calcium, and magnesium.  This product also does an exceptional job at tying up metal ions. This chelation process makes these nutrients more available for plant uptake, preventing them from becoming bound and unavailable to plants. By improving nutrient availability, it helps prevent nutrient deficiencies and ensures that plants have access to the required elements for optimal growth and development. Additionally, the nutrient retention capacity of it helps reduce nutrient leaching, minimizing the risk of environmental pollution and maximizing nutrient utilization.  When we think of keeping nutrients in the soil we have to look at the cation exchange capacity cec.  If a soil has high cec, it will hold onto nutrients better without them leaching.  Luckily, this has a high cation exchange capability and adding it to your soil with help improve its nutrient content and how well it holds onto it.

pH Balancing and Buffering Capacity

Maintaining the optimal pH range is crucial for plant nutrient uptake and overall soil health. Humic acts as a buffer, helping to regulate and stabilize soil pH. It has the ability to both increase and decrease pH depending on the soil conditions. In alkaline soils, it can lower the pH, making it more suitable for acid-loving plants. In acidic soils, it can increase the pH, making it more favorable for alkaline-loving plants. This pH balancing effect ensures that the soil remains within the optimal range for nutrient availability and microbial activity.

Stimulating Beneficial Microorganisms

IT serves as a source of energy, food, and amino acids for beneficial soil microorganisms such as bacteria and fungi. These microorganisms play a vital role in breaking down organic matter, cycling nutrients, and suppressing harmful pathogens. By providing a nutrient-rich environment, this acid promotes the growth and activity of these beneficial microorganisms, fostering a diverse and balanced soil ecosystem. This, in turn, enhances nutrient cycling, improves soil fertility, and helps protect plants from diseases and pests.

​

Understanding the profound impact of it on soil health is crucial for gardeners and farmers. By incorporating this into soil management practices, it is possible to improve soil structure, water retention, nutrient availability, pH balance, and microbial activity. The result is a healthier and more productive garden or agricultural system, with plants that are better equipped to withstand environmental stress and produce abundant yields.

Application Methods and Timing

Making Liquid Humic Acid

Effective application is crucial for maximizing its benefits in the garden. Understanding the various application methods and timing can help ensure proper utilization and optimal results.

Pre-Planting Soil Preparation

Before planting, incorporating into the soil is beneficial for building a healthy foundation for plant growth. This can be done by mixing it into the topsoil or incorporating it into compost or organic matter that will be added to the soil. The recommended application rate may vary depending on soil conditions and the specific product being used. It is important to follow the instructions provided by the manufacturer for the appropriate dosage.

Seed Germination

This can be beneficial for seed germination and early seedling development. To provide a favorable environment for seeds, a diluted solution of it can be applied to the planting area before sowing. This helps enhance seed germination, root development, and nutrient availability for young plants. Dilute the solution according to the recommended dosage and apply it to the soil surface or as a gentle foliar spray.

Transplanting

When transplanting seedlings or established plants, applying can aid in their successful establishment. Prior to transplanting, prepare the planting hole and incorporate humic acid into the soil in the vicinity of the root ball. This helps provide a nutrient-rich and favorable environment for the roots to establish quickly and efficiently. It is important to avoid direct contact of the product with the roots, as it may cause burning or damage. Follow the recommended dosage and application guidelines provided by the manufacturer.

Foliar Application

Foliar application involves spraying a diluted solution directly onto the foliage of plants. This method allows for direct absorption through the leaves, bypassing the soil. Foliar application can be especially beneficial when plants are experiencing stress or nutrient deficiencies. Dilute the solution according to the recommended dosage, and apply it during cooler parts of the day to avoid leaf burn. It is important to cover both the upper and lower leaf surfaces for optimal absorption.

Drench Application and Irrigation Methods

Drench application involves applying directly to the root zone of plants through irrigation. This can be done using a watering can or through drip irrigation systems. Dilute the solution according to the recommended dosage and water the plants thoroughly, ensuring that the root zone receives the solution. Drench application allows for the gradual release of humic acid into the soil, providing long-term benefits to the plants.

Seasonal Considerations for Application

The timing of the application can vary depending on the specific needs of plants and the growing season. It is generally recommended to apply during periods of active plant growth, such as early spring or early fall. However, specific recommendations may vary based on regional climate and the specific requirements of different plants. It is advisable to consult gardening references or local experts to determine the most suitable timing for application in your specific growing conditions.

​

By understanding the various application methods and timing considerations, gardeners can effectively incorporate this into their gardening practices. Whether it's pre-planting soil preparation, seed germination, transplanting, foliar application, drenching, or considering the seasonal timing, using appropriately can help maximize its benefits and promote healthy plant growth. Always follow the instructions provided by the manufacturer and adjust application methods based on specific plant requirements and local conditions.

Using With Other Amendments

Using Humic Acid With Other Amendments On Plants

In gardening and agriculture, the combined use of humic acid with other soil amendments can enhance soil health, nutrient availability, and overall plant performance. Understanding how it interacts with other amendments is key to optimizing their synergistic effects.

Organic Matter and Compost

Works in harmony with organic matter and compost to improve soil fertility and structure. When applied together, humic acid and organic matter promote the formation of stable soil aggregates and enhance water-holding capacity. The organic matter acts as a source of nutrients and beneficial microorganisms, while it enhances nutrient availability and supports microbial activity. Incorporating into composting processes can also accelerate decomposition and increase the quality of the resulting compost.

Fertilizers and Nutrient Management

Can be used in conjunction with fertilizers to improve nutrient uptake and utilization by plants. When applied together, it enhances the chelation and availability of nutrients in the soil, preventing nutrient lock-up and reducing losses through leaching. It also promotes root growth and increases the efficiency of nutrient uptake by plants. Whether using organic or synthetic fertilizers, incorporating this can maximize the benefits of these nutrient inputs and reduce their environmental impact.

Microbial Innoculants and Biostimulants

Combining with microbial inoculants and biostimulants can create a powerful combination for enhancing soil biology and plant health. Microbial inoculants, such as beneficial bacteria and mycorrhizal fungi, work in synergy with humic acid to improve nutrient cycling, disease suppression, and plant resilience. Biostimulants, such as seaweed extracts and plant growth-promoting substances, can be further potentiated when used alongside humic acid, as it enhances their efficacy and improves nutrient uptake and utilization by plants.

Other Soil Amendments for pH Adjustment

Can also be used in conjunction with other soil amendments to adjust soil pH. Lime or sulfur is commonly used to raise or lower soil pH, respectively. When applying these amendments, incorporating humic acid can help buffer and stabilize the pH level, preventing rapid fluctuations and ensuring a more balanced and suitable environment for plant growth. This combination can be particularly beneficial in areas with naturally acidic or alkaline soils, allowing for better nutrient availability and improved plant performance.

Organic Pest and Disease Management

When using organic pest and disease management techniques, combining it with other organic amendments can enhance their effectiveness. Organic pest control methods, such as neem oil or insecticidal soaps, can be combined with it to promote plant health and resilience, making plants less susceptible to pest and disease attacks. This supports the growth of beneficial microorganisms that can help control harmful pests and pathogens naturally.

​

By using this in conjunction with other soil amendments, gardeners and farmers can create a comprehensive approach to soil health and plant nutrition. Whether it's organic matter, fertilizers, microbial inoculants, pH adjusters, or organic pest management, the synergistic effects of combining this with these amendments can lead to improved soil fertility, nutrient availability, and overall plant vigor. However, it is important to carefully follow the recommended application rates and instructions for each amendment to achieve the desired results and avoid any potential negative interactions.

Plant-Specific Applications with Dosages

Liquid Humic Acid

Humic acid is a versatile soil amendment that can be applied to a wide range of plants, catering to their specific needs and promoting optimal growth and development. Understanding how to tailor the use of it to different plant types, along with the appropriate dosages, can maximize its benefits and support the unique requirements of each plant.  These dosages reflect our soluble product and advise its use.

Fruit-Bearing Plants

For fruit-bearing plants such as tomatoes, peppers, and berries, it is recommended to apply it at a rate of 1-2 tablespoons per gallon of water. This solution can be used for regular irrigation or applied as a foliar spray every 2-3 weeks during the growing season. For young seedlings or transplants, a lower dosage of 1 tablespoon per gallon of water is sufficient.

Leafy Green Vegetables

Leafy green vegetables like lettuce, spinach, and kale benefit from a similar dosage as fruit-bearing plants. Apply at a rate of 1-2 tablespoons per gallon of water for regular irrigation or as a foliar spray every 2-3 weeks. Adjust the dosage based on the size of the growing area and the number of plants being treated.

Ornamental Plants

For ornamental plants such as roses, flowers, and decorative shrubs, apply at a rate of 1-2 tablespoons per gallon of water. This can be used for regular watering or applied as a soil drench around the base of the plants. Repeat the application every 3-4 weeks during the growing season for optimal results.

Perennial Plants

Perennial plants like fruit trees, perennial flowers, and shrubs benefit from humic acid applications throughout the year. Apply at a rate of 2-4 tablespoons per gallon of water during the growing season. This solution can be used for regular irrigation or applied as a soil drench around the root zone. Adjust the frequency of application based on the specific plant's requirements and the soil conditions.

Seedlings and Transplants

For seedlings and transplants, it is recommended to use a lower dosage. Apply a solution of 1 tablespoon per gallon of water during watering or use it as a root dip before transplanting. This helps promote root development and minimize transplant shock.

​

When applying, ensure even distribution and avoid excessive application, as it may lead to nutrient imbalances or other undesirable effects. Always monitor plant responses and adjust the dosage if necessary. Additionally, consider incorporating as part of a comprehensive nutrient management plan that includes other fertilizers and amendments to meet the specific needs of your plants.

​

In conclusion, understanding the plant-specific applications of it, along with the appropriate dosages, allows gardeners and growers to tailor its use for different plant types. By following recommended dosages and guidelines, this can effectively enhance root development, nutrient uptake, and overall plant health. Incorporating it appropriately into your plant care routine can contribute to the growth, productivity, and vitality of various plant species.

Frequently Asked Questions

FAQ

Q1: Can it be used in organic gardening?

A: Yes, it is suitable for organic gardening. It is derived from natural sources, such as decomposed organic matter, and does not contain synthetic chemicals.

​

Q2: How often should it be applied to plants?

A: The frequency of the application depends on various factors, including plant type, growth stage, and soil conditions. As a general guideline, applying every 2-3 weeks during the growing season is recommended. However, it is important to follow the specific instructions provided by the manufacturer and consider the unique needs of your plants.  The effects of the application should be seen after its first use.

​

Q3: Can it be used together with other fertilizers or amendments?

A: Yes, humic acid can be used in conjunction with other fertilizers and amendments. It complements the effects of other soil additives by improving nutrient availability, enhancing soil structure, and promoting microbial activity. However, it is important to consider compatibility and follow the recommended application rates for each product to avoid over-fertilization.

​

Q4: Can it be used in hydroponic systems?

A: Yes, it can be used in hydroponic systems. It helps improve nutrient availability, stabilize pH levels, and support beneficial microbial activity in the nutrient solution. It is recommended to use a water-soluble product specifically designed for hydroponics and follow the recommended dosage provided by the manufacturer.

​

Q5: Does it have any negative effects on plants?

A: When used appropriately, humic acid generally does not have negative effects on plants. However, excessive application of it can lead to nutrient imbalances or affect the pH of the growing medium. It is important to follow the recommended dosages and monitor plant responses. If any adverse effects occur, adjust the dosage or discontinue use.

​

Q6: Can it be applied as a foliar spray?

A: Yes, it can be applied as a foliar spray. It can be dissolved in water and sprayed onto the leaves of plants. This method allows for direct absorption of it through the leaf surface. Foliar application is particularly beneficial for addressing nutrient deficiencies or enhancing nutrient uptake in plants.

​

Q7: Is there a specific time of day to apply it?

A: There is no specific time of day that is ideal for applying humic acid. It can be applied at any time as long as the plants are actively growing and not under stress. However, it is generally recommended to apply it during cooler hours of the day, such as early morning or late afternoon, to minimize the risk of foliar burn under intense sunlight.

​

Q8: Can it be used on indoor houseplants?

A: Yes, it can be used on indoor houseplants. It helps improve soil structure, nutrient availability, and overall plant health. Dilute the humic acid according to the recommended dosage and apply it during regular watering or as a soil drench.

​

Remember, these FAQs provide general information, and it is important to refer to the specific instructions provided by the manufacturer and consider the unique needs of your plants when using humic acid.

bottom of page