Agro-homoeopathy: A Sustainable Approach to Plant Health

Dr Priyanshi Gupta

Abstract: Agro-homoeopathy, the use of homoeopathic remedies in agriculture, is emerging as a sustainable alternative to conventional chemical farming. It leverages natural, ultra-diluted substances to stimulate plant health, enhance immunity, and promote resilience against pests and diseases. This approach offers several advantages, including environmentally friendly practices, cost-effectiveness, and the absence of harmful residues in food. Agro-homoeopathy also restores soil health, detoxifies chemically damaged soils, and is safe for pollinators and wildlife. However, despite its potential, agro-homoeopathy faces several challenges. The lack of robust scientific validation and limited research hinders its widespread adoption in mainstream agriculture. Farmers also face resistance to change, and the approach requires precise application, making it less accessible for large-scale farming. Additionally, the absence of regulatory recognition for agro-homoeopathic practices restricts its formal integration into agricultural policies. Despite these challenges, agro-homoeopathy holds promise for sustainable agricultural practices and could significantly reduce the dependence on harmful chemicals. With more research and increased awareness among farmers, agro-homoeopathy could become an essential tool for achieving long-term environmental sustainability and food security.

Keywords: Agro-Homoeopathy, Agriculture, Plants, Plant Diseases, Homoeopathy

Introduction:
Agriculture is not just an economic activity; it is the foundation of human civilization. It involves the cultivation of crops and the rearing of animals to produce food, fiber, and other essential resources. Throughout history, agriculture has enabled human societies to evolve from nomadic tribes to settled civilizations, supporting population growth and urban development. In the Indian context, agriculture holds a central place in both the economy and cultural heritage. India is one of the largest agrarian economies in the world, with nearly 54% of the population dependent on farming for their livelihood. The sector contributes around 18% to the country’s Gross Domestic Product (GDP) and plays a crucial role in ensuring food security for over 1.4 billion people (FAO, 2021; Government of India, 2022). India is an agrarian country where the majority of farmers depend on agriculture for their livelihood. Due to the increasing demand for higher crop yields, many farmers rely on chemical fertilizers, which provide a quick solution for boosting soil fertility and improving crop growth. These synthetic inputs—primarily nitrogen (N), phosphorus (P), and potassium (K) compounds—help meet the nutrient demands of high-yielding crop varieties and have contributed to significant increases in food grain production (Government of India, 2022). However, this growing dependence on chemical fertilizers has led to numerous problems over time, affecting both the environment and the economic stability of farmers. Chemical fertilizers have played a major role in enhancing agricultural productivity in India, particularly after the Green Revolution of the 1960s.

Chemical Fertiliser Use and Disadvantages: India, being one of the largest agricultural economies in the world, has witnessed a significant rise in the use of chemical inputs in farming since the Green Revolution of the 1960s. This revolution introduced high-yielding crop varieties along with intensive use of chemical fertilizers and pesticides to enhance productivity and achieve food security. While it led to an initial surge in agricultural output, it also resulted in heavy dependence on agrochemicals, particularly in states like Punjab, Haryana, and Uttar Pradesh (Swaminathan, 2005). However, the overuse and misuse of these inputs have caused severe consequences, including declining soil fertility, pesticide resistance, contamination of water resources, and adverse health effects on farmers and consumers. The imbalance in nutrient application, such as the skewed N:P:K ratio (Nitrogen:Phosphorus:Potassium), further exacerbates environmental degradation and affects crop sustainability (Ministry of Agriculture and Farmers Welfare, 2023).

• Soil Degradation: Prolonged use of chemical fertilizers disrupts the natural composition of soil, depleting essential micronutrients and organic matter. This leads to reduced soil fertility, poor structure, and diminished water-holding capacity over time (Singh, et al. 2019).
• Water Pollution: Chemical fertilizers often leach into groundwater or run off into nearby water bodies, especially during rainfall. This leads to contamination with nitrates and phosphates, causing waterborne diseases and eutrophication—a condition that depletes oxygen in aquatic ecosystems, harming aquatic life (Carpenter, 1998).
• Harm to Soil Microorganisms: Beneficial microorganisms in the soil, which play a vital role in nutrient cycling, are adversely affected by synthetic fertilizers. Their decline negatively impacts plant health and the long-term sustainability of the soil (Pandey and Singh, 2020).
• Declining Crop Yields: Although chemical fertilizers can boost yields initially, overuse without proper organic supplementation eventually results in stagnant or even declining productivity due to soil fatigue and nutrient imbalance (Pingali, 2012).
• Health Hazards: Exposure to chemical fertilizers can cause skin irritation, respiratory issues, and in severe cases, long-term health conditions such as cancer due to the presence of toxic residues and heavy metals (Pimentel and Burgess, 2014).
• Economic Burden on Farmers: The rising cost of chemical fertilizers places a significant financial strain on small and marginal farmers, often leading to increased debt and financial insecurity (Arora and Deshpande, 2010).

Consequence of Chemical Compound on Food: The widespread use of chemical compounds such as fertilizers, pesticides, and herbicides in agriculture has raised significant concerns about food safety and quality. One of the most pressing issues is the presence of chemical residues in food products, which can pose serious health risks to consumers. These residues, especially from pesticides, may persist on fruits, vegetables, and grains even after washing or cooking, potentially leading to long-term exposure to toxic substances. Studies have linked chronic exposure to such residues with neurological disorders, hormonal imbalances, reproductive issues, and certain cancers (Abdollahi and Mostafalou, 2013). Furthermore, excessive use of chemical fertilizers can alter the nutrient composition of food. For example, the overuse of nitrogen-based fertilizers has been associated with increased nitrate content in vegetables like spinach and lettuce, which may convert into harmful nitrites and nitrosamines in the human body (Santamaria, 2006). These compounds are known to interfere with oxygen transport in blood and have been classified as potentially carcinogenic (Gupta, 2017). In a multi-centric study conducted across India to assess pesticide residues in food commodities, it was found that DDT residues were present in approximately 82% of 2,205 bovine milk samples collected from 12 different states. Alarmingly, about 37% of these samples contained DDT levels exceeding the permissible tolerance limit of 0.05 mg/kg (on a whole milk basis), raising serious concerns about food safety and public health (ICMR, 2002).

Another well-documented example is the Endosulfan pesticide disaster in Kasaragod district, Kerala, where aerial spraying of Endosulfan on cashew plantations from the 1970s to early 2000s led to a severe health crisis. Studies revealed widespread congenital abnormalities, neurological disorders, cancers, infertility, and developmental delays among the local population (Saiyed, et al. 2003). The excessive and unregulated use of chemical pesticides, herbicides, and fertilizers pose direct threats to farmers, indirect threats to consumers, putting human life at risk and leading to unwanted side effects that extend beyond the field to the household. In light of these growing dangers, there is an urgent need for safer, eco-friendly alternatives in agricultural practices. Agro-homoeopathy, the use of homoeopathic remedies for plants and soil health, emerges as a promising, non-toxic, and sustainable method. It not only promotes plant vitality and disease resistance but also eliminates the risk of harmful chemical residues in food. Agro-homoeopathy aims to restore balance in the plant system and soil ecosystem without compromising human or environmental health. Thus, it presents a viable and preventive strategy to protect human life from the adverse effects of agrochemicals, while supporting sustainable agriculture.

Agro-homoeopathy: Agro-homoeopathy is an emerging branch of science that applies the principles of classical homeopathy to agriculture. It involves the use of highly diluted homeopathic remedies to treat plant diseases, improve plant vitality, and enhance soil health without causing harm to the environment, humans, or animals. Unlike chemical pesticides and fertilizers, agro-homoeopathic preparations are non-toxic, eco-friendly, and sustainable (Ghosh, 2019). The fundamental principle of homoeopathy “Like Cures Like”  is extended to the field of agro-homoeopathy where highly diluted and potentised substance are used to enhance plant immunity, control diseases and improve growth without causing environmental harm.

Plant Diseases and Homoeopathic Remedy: Homoeopathy offers a safe, eco-friendly alternative to chemical pesticides and fungicides by using potentized natural substances to treat plant diseases. These remedies are selected based on the principles of classical homoeopathy, focusing on the specific symptoms exhibited by the plant.

Table No. 1.1

Common Plant Disease and Their Homoeopathic Remedy (Kaviraj, 2006; Sharma and Singh, 2021)

Kaviraj, C. 2006. Homeopathy for farm and garden: Agricultural remedies for plants. Narayana Publishers, Netherlands.

Sharma, H., and Singh, S. 2021. Application of homoeopathic medicine in agriculture: A review. J. Pharmacogn. Phytochem. 10(1):1484–1488.

Plant Disease	Symptoms	Homeopathic Remedy	Effect
Powdery Mildew (Cucurbits, Grapevine)	White powdery fungal growth on leaves, stunted growth	Sulphur	Controls fungal infection, promotes detoxification and healing
Downy Mildew (Grapevine, Brassicas)	Yellowing of leaves, white mold underside	Cuprum metallicum	Boosts plant resistance to fungal pathogens
Blight (Potato, Tomato)	Brown/black patches, leaf wilting	Belladonna	Useful in early blight stages with sudden inflammatory conditions
Rust in Apple Trees	Dark red rings on apple skin; increased thirst for water	Belladonna	Alleviates rust symptoms; improves fruit quality and taste.
Root Rot	Decaying roots; plant wilting	Calcium phosphoricum	Strengthens root system; enhances nutrient uptake.
Damage During Repotting or Transplanting	Physical injury to roots or stems	Calendula officinalis	Promotes healing of damaged tissues; reduces transplant shock.
Slug Infestation	Slime trails; chewed leaves	Helix tosta	Repels slugs; protects seedlings and young plants.
Nutrient Imbalance (e.g., Potassium Deficiency)	Yellowing leaves; poor growth	Kali muriaticum	Balances potassium levels; corrects nutrient deficiencies.

Homoeopathic Remedies for Aphids, Insects, Scale in Plants: The use of homoeopathic remedies in agriculture, particularly for managing pests like aphids, general insects, and scale insects, has shown promising results. For aphids (Aphis), which are known to cause sticky secretions (honeydew), curled leaves, and stunted plant growth, Coccinella septempunctata is commonly used. It acts by repelling aphids and enhancing the plant’s immune response. Staphysagria is another remedy that works as a mild insecticide, disrupting aphid feeding and reproduction, while Allium cepa strengthens the plant’s internal defenses against sap-sucking insects (Ghosh, 2019). A study showed that Lycopodium clavatum 15C and an aphid nosode 6C reduced rosy apple aphid populations by 17% and 14% in apple seedlings. Treated plants had less damage, supporting agrohomoeopathy’s role in pest control (Kaviraj, 2020). Apart from this Homoeopathy have remedies for general insect infestations, where plants may suffer from leaf damage, holes, or reduced flowering and fruiting, remedies like Silicea help improve the structural integrity of the plant, making it more resistant to pest invasion.

Arsenicum album is useful when insect damage leads to dryness and wilting, whereas Ledum palustre is effective against pests that pierce or bite plant tissues (Sharma and Singh, 2020). For scale insects, which appear as hard, shell-like bumps on plant surfaces and often lead to leaf drop, Helix tosta is a widely used remedy. It is particularly effective in soft-bodied insect infestations, including scales. Thuja occidentalissupports the plant’s detoxification process and is beneficial in long-standing pest infestations (Kaviraj, 2020). Additionally, Sulphur helps the plant recover from scale insect damage by improving its internal balance and overall health.

Homoeopathic Remedies For Biotic-Abiotic Stress: Homoeopathic remedies have shown potential in helping plants cope with both biotic (caused by pests, fungi, bacteria, viruses) and abiotic (caused by drought, frost, pollution, poor soil) stress conditions.

For biotic stress, Silicea and Sulphur are effective in treating fungal infections like powdery mildew and root rot, by boosting the plant’s resistance and detoxifying fungal presence. (Kaviraj, 2020; Singh and Sharma, 2020). In the case of insect infestations such as aphids or caterpillars, Coccinella septempunctata, Staphysagria, and Ledum palustre are used to repel pests and strengthen the plant’s natural defenses. For bacterial infections like soft rot and blight, remedies such as Arsenicum album and Phosphorus help enhance plant immunity and detoxify the infection. Viral infections like mosaic virus and leaf curl have been managed using Thuja occidentalis and Belladonna, which aid in limiting spread and stimulating plant recovery (Kaviraj, 2020; Singh and Sharma, 2020.

For abiotic stress, China officinalis and Natrum muriaticum are useful during drought and heat conditions, improving water retention and stress tolerance in plants. Cold and frost-induced damage is managed using Camphora and Aconitum napellus, which protect the plant from cold shock. When plants face soil-related stress such as poor pH or toxicity, Carbo vegetabilis and Silicea help in detoxifying the soil and improving nutrient absorption. In cases of chemical exposure due to excessive use of fertilizers or pesticides, Nux vomica and Sulphur assist in detoxifying chemical residues and restoring overall plant vitality (Kaviraj, 2020; Singh and Sharma, 2020.

Mechanism of Action: These ultra-diluted preparations are believed to influence plant physiology by stimulating internal defense and regulatory systems, similar to the systemic effects observed in humans and animals. One proposed mechanism is the induction of Systemic Acquired Resistance (SAR), where the homoeopathic remedy mimics a mild stressor, prompting the plant to activate its defense pathways. This includes the production of defense enzymes and phytoalexins, which improve resistance to pathogens and environmental stress (Baumgartner, et al. 2004). Another proposed action is the modulation of plant metabolism, such as enhancing nutrient uptake, photosynthesis, and water balance (Kaviraj, 2020).

Advantages Of Homoeopathic Remedy in Agriculture:

• Environmentally Friendly: Homoeopathic remedies are non-toxic and biodegradable, preserving soil, water, and air quality (Kaviraj, 2020).
• Cost-Effective: These remedies require minimal quantities, making them affordable for small farmers.
• Enhances Plant Immunity: They stimulate the plant’s defense mechanisms, improving resistance to diseases and pests. (Kaviraj, 2020).
• Restores Soil Health: Remedies like Carbo vegetabilis and Silicea help detoxify soil and restore fertility (Sharma and Singh, 2020).

Limitations and Challenges in AgroHomoeopathy: Agrohomoeopathy faces several challenges. First, there is limited scientific validation, with few studies proving its effectiveness on a large scale. Many farmers also lack awareness and training in homoeopathic practices, leading to improper use and inconsistent results. The lack of regulatory recognition by agricultural bodies hinders its widespread adoption. Moreover, resistance to change is common among farmers who are accustomed to conventional chemical methods. Another challenge is the difficulty in standardizing dosages of homoeopathic remedies, which can affect their potency and outcomes. The complexity of application and the need for precise use make it less accessible for large-scale farming. Lastly, more long-term research is needed to measure its full benefits and limitations in modern agriculture.

Conclusion: Agrohomoeopathy presents a promising alternative to conventional agricultural practices by offering environmentally friendly, cost-effective, and sustainable solutions for plant health management. It enhances plant immunity, restores soil health, and supports organic farming. However, the approach faces challenges such as limited scientific validation, lack of widespread awareness, and difficulties in standardizing application. Despite these limitations, with continued research and awareness, agro-homoeopathy could become an important tool in sustainable agriculture, helping farmers reduce dependence on harmful chemicals while promoting healthier crops and ecosystems.

Competing Interests: The authors report there are no competing interests to declare.

 References:

1. Agricultural Statistics at a Glance 2022. Ministry of Agriculture and Farmers Welfare. New Delhi: Government of India; 2022.
   Available from: https://agricoop.gov.in
2. Annual report 2022–23. Government of India. New Delhi: Ministry of Agriculture and Farmers Welfare, Department of Agriculture and Farmers Welfare; 2022–2023.
   Available from: https://agricoop.gov.in/en/annual-report
3. Baumgartner S, Thurneysen A, Heusser P. Growth stimulation of dwarf peas (Pisum sativum L.) by homeopathic potencies. Homeopathy. 2004;93(1):11–18.
4. Carpenter SR. Eutrophication of aquatic ecosystems: Biostimulation and pollution management. Science. 1998;280(5360):57–63.
5. Deshpande RS, Arora S. Agrarian crisis and farmer suicides. New Delhi: SAGE Publications; 2010.
6. Ghosh S. Agrohomeopathy: A new horizon in agriculture. Indian J Res Homoeopathy. 2019;13(2):100–106.
7. Doubling Farmers’ Income: Rationale, Strategy, Prospects. NITI Aayog. New Delhi: Government of India; 2018.
   Available from: https://www.niti.gov.in
8. Homeopathy for farm and garden: The homeopathic treatment of plants. Kaviraj VD. 4th ed. Kandern: Narayana Verlag; 2020.
9. Gupta RC. Nitrites and N-nitroso compounds. In: Reproductive and developmental toxicology. 2nd ed. Academic Press; 2017:1234–1256.
10. Kaviraj VD. Homeopathy for farm and garden: The homeopathic treatment of plants. 4th ed. Kandern: Narayana Verlag; 2020.
11. Ministry of Agriculture and Farmers Welfare. Soil Health Card Scheme – Progress Report. New Delhi: Government of India; 2023.
    Available from: https://agricoop.gov.in/
12. Mostafalou S, Abdollahi M. Pesticides and human chronic diseases: Evidences, mechanisms, and perspectives. Toxicol Appl Pharmacol. 2013;268(2):157–177.
13. National Institute of Nutrition (ICMR). Pesticide residues in food commodities and their health implications. Hyderabad: Indian Council of Medical Research; 2002.
14. Pandey A, Singh P. Effects of chemical fertilizers on soil microflora and productivity. Int J Agric Sci Res. 2020;10(4):56–60.
15. Pingali PL. Green revolution: Impacts, limits, and the path ahead. Proc Natl Acad Sci USA. 2012;109(31):12302–12308.
16. Saiyed HN, Dewan A, Bhatnagar VK, Shenoy R, Shenoy N, Rajmohan H, et al. Effect of endosulfan on male reproductive development. Environ Health Perspect. 2003;111(16):1958–1962.
17. Santamaria P. Nitrate in vegetables: Toxicity, content, intake and EC regulation. J Sci Food Agric. 2006;86(1):10–17.
18. Sharma H, Singh S. Application of homoeopathic medicine in agriculture: A review. Homeobook. \[cited 2025 Apr 20]. Available from: [https://www.homeobook.com/homoeopathy-in-agriculture/](https://www.homeobook.com/homoeopathy-in-agriculture/)
19. Singh RP, Singh P, Mishra AK. Impact of excessive chemical fertilizer use on soil health in India: A review. J Pharmacogn Phytochem. 2019;8(3):1714–1720.
20. Swaminathan MS. The Green Revolution and Beyond. Madras: East West Books; 2005.

Dr. Priyanshi Gupta
M.D. (Scholar), Department of Homoeopathic Pharmacy
Bakson Homoeopathic Medical College and Hospital, Greater Noida, 201310, U.P., India
Email id: priyansh.600@gmail.com