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This advisory examines the sharp rise in chili pepper prices in Metro Manila, driven by heavy rainfall that disrupted harvests and supply. It highlights government monitoring efforts and DOST-PCAARRD-supported innovations aimed at strengthening chili pepper production and resilience.

Source: DOST-PCAARRD

Chili Pepper Price Increase

The retail prices of chili peppers, also known as siling labuyo, in Metro Manila sharply increased during the first week of September 2025, as shown in Figure 1. According to the Department of Agriculture’s Bantay Presyo monitoring database, the average retail prices of chili pepper increased by 27.8% from ₱548.54 per kilogram (kg) on September 1 to ₱701.47/kg by September 5. Prevailing prices mirrored this increasing trend, increasing by 16.7% at the start of the month to ₱700/kg by September 3. The maximum price trajectory has shown a more concerning pattern, climbing from ₱350/kg in July to ₱550/kg in August and reaching ₱900/kg in early September – an 80% increase over a two-month period.

Figure 1. Retail Prices (₱/kg) of Chili Pepper in Metro Manila, August-September, 2025

Source: DA, 2025

Validation data from Batong Malake Public Market in Los Baños, Laguna, showed even steeper price increases, with the estimated retail price range rising from ₱500-700/kg on September 1 to ₱800-1,000/kg by September 4. The consistency of price increases across different trading centers suggests that underlying supply constraints are affecting the chili pepper market, creating challenges for both consumers and retailers.

Figure 2. Maximum Retail Prices of Chili Pepper in Metro Manila, July-September, 2025

Source: DA, 2025

The pattern of price volatility during September is not unprecedented in the market. The same price trend in chili peppers occurred in September 2023, as data from DA Bantay Presyo reported that retail prices increased from ₱450-650/kg to ₱550-800/kg within a week. The Bureau of Plant Industry (BPI) Deputy Spokesperson, Henry Esconde, clarified that the surge in prices was not due to hoarding, but rather attributed to supply shortages as  Typhoon Bebinca destroyed more than 100 hectares (Ha) of land allotted for chili pepper production.

Current Supply Disruption Factors

The price increase in chili pepper stems from weather-related disruptions in its supply chain. According to Agriculture Secretary Francisco Tiu Laurel Jr., the continuous rainfall has created production challenges, such as hampered harvests, which in turn translate to a reduction in the current market supply. He also noted that successive weather disturbances significantly reduced production in key producing regions, such as Ilocos, Central Luzon, and Bicol.

In Ilocos Region and Central Luzon, farmers reduce their participation in chili pepper production due to unfavorable weather conditions, leading to a decrease in overall production capacity. Weather-related delays in planting schedules have created gaps in the harvest timeline, contributing to a reduction in the current supply. On the other hand, in Bicol, rainfall hampered cultivation and lowered yields. DA spokesperson Arnel de Mesa emphasized that expanding greenhouse production and other protected cultivation methods can help reduce the vulnerability of chili pepper crops to heavy rainfall.

Government Response and Interventions
DA Interventions to Address Price Increase

Agriculture Secretary Laurel Jr. acknowledged the sharp rise in chili pepper prices and assured that the DA is closely monitoring market conditions. To address the situation, the DA is working with regional suppliers to fast-track the movement of stocks into Metro Manila and is considering looking for additional supply options should local harvests continue to be constrained by heavy rainfall. Price monitoring teams were deployed to check possible overpricing and ensure retail prices remain reasonable. These measures are intended to stabilize supply in the short term while safeguarding both consumers and smallholder farmers who remain vulnerable to production losses and volatile earnings.

DOST-PCAARRD Initiatives
Chili Pepper Germplasm Collection Information System

The Department of Science and Technology – Philippine Council for Agriculture, Aquatic and Natural Resources Research and Development (DOST-PCAARRD) funded a project implemented by the Mariano Marcos State University (MMSU). Led by Dr. Dionisio Bucao, the project developed an integrated crop management system for chili pepper and other crops, such as turmeric and garlic, in Batac, Ilocos Norte, through the Science for Change Program (S4CP). Previously featured in a Market Advisory article (see article through this link: https://tinyurl.com/AABHMarketAdvisory020), this initiative also developed an information system for garlic and chili pepper germplasm collection, which is currently deployed at MMSU’s local server. The project team also plans to share the system with the general public, extending access beyond researchers. The development of the information system highlights the effort to conserve and manage the genetic resources of Agri-Food Condiments (AFCs) in the country. By documenting garlic and chili pepper collections, the project contributes to the availability of organized data that supports future research and crop improvement efforts. This project concluded in April 2025.

WiltCure as a Biocontrol Agent

Another initiative, funded by DOST-PCAARRD, was led by Dr. Eufrocinio Marfori of the National Institute of Molecular Biology and Biotechnology of the University of the Philippines Los Baños (BIOTECH-UPLB), in partnership with Central Luzon State University (CLSU). The project focused on the development and pilot testing of WiltCure, a biocontrol agent against Fusarium oxysporum. This fungus causes Fusarium wilt in solanaceous crops, including chili peppers, tomatoes, and eggplants. Farmers traditionally rely on chemical pesticides to manage this disease; however, these are costly, hazardous to human health, and harmful to the environment. WiltCure, a powdered formulation derived from a callus and fungus co-culture extract, offers an eco-friendly and easy-to-use alternative.

Greenhouse and field trials demonstrated that WiltCure effectively reduced disease incidence, improved plant vigor, and increased yields, while being safe for both humans and the environment. Multi-location field tests confirmed its effectiveness under varying conditions, with results showing higher farm incomes and reduced reliance on synthetic pesticides. By offering a sustainable solution for managing Fusarium wilt, this initiative strengthens chili pepper production and helps mitigate risks that contribute to market volatility. The project was completed in December 2020.

Market Outlook

If heavy rainfall persists, consumers may continue to face price volatility and reduced affordability, potentially forcing changes in consumption patterns, leading to lower quantities purchased as households adjust their budgets to accommodate higher costs.  

For producers, despite the price surge at the retail level, farmers continue to face reduced yields that limit their ability to capitalize on improved market prices. The increased production risk from weather disruptions creates a challenging environment where farmers must invest more resources while facing uncertain returns. DA has intensified market monitoring, facilitated stock movement, and is exploring alternative supply sources to stabilize prices. Long-term market stability and resilience will depend on implementing sustainable solutions, such as greenhouse cultivation, digital germplasm systems for chili peppers, and eco-friendly biocontrol agents like WiltCure. Backed by DOST-PCAARRD initiatives, these technologies offer promising pathways to reduce vulnerability, stabilize supply, and secure more reliable incomes for chili pepper farmers.

Reference:

Department of Agriculture. (2025, September 5). Retail Price Range of Selected Agri-Fishery Commodities per Market (August 25-September 12, 2025). DA Bantay Presyo. Retrieved September 12, 2025 from https://www.da.gov.ph/price-monitoring/

Macaraeg, J.A.M.V. (2024, May 9). R&D Center advances S&T solutions to strengthen garlic, other agri-food condiments industry. DOST-PCAARRD Portal. Retrieved September 28, 2025 from https://www.pcaarrd.dost.gov.ph/index.php/quick-information-dispatch-qid-articles/r-d-center-advances-s-t-solutions-to-strengthen-garlic-other-agri-food-condiments-industry?highlight=WyJjaGlsaSJd

Relativo, J. (2023, September 13). Siling labuyo naglagablab sa P800/kilo matapos lumobo inflation. PhilStar. Retrieved September 25, 2025 from https://www.philstar.com/pilipino-star-ngayon/bansa/2023/09/15/2296561/siling-labuyo-naglagablab-sa-p800kilo-matapos-lumobo-inflation

Santiago, I. (2025, September 4). Agri Chief Laurel nganga sa P800 per kilong taas-presyo ng siling labuyo. Abante Tonite News. Retrieved September 5, 2025 from https://tonite.abante.com.ph/agri-chief-tiu-laurel-nganga-sa-p800-per-kilong-taas-presyo-ng-siling-labuyo/news

SERD Personnel Editor. (2023, October 13). Pilot Testing of Wiltcure as a New Biocontrol Agent against Fusarium wilt of Solanaceous Crops. DOST-PCAARRD ISP Website. Retrieved September 23, 2025from https://ispweb.pcaarrd.dost.gov.ph/pilot-testing-of-wiltcure-as-a-new-biocontrol-agent-against-fusarium-wilt-of-solanaceous-crops/

Sevillano, S. (2025, September 4). DA explores supply options as chili pepper prices soar to P800/kg. Philippine News Agency. Retrieved September 4, 2025 from https://www.pna.gov.ph/articles/1258027