---
title: OPheno — Organization Card
emoji: 🌿
colorFrom: green
colorTo: blue
sdk: static
pinned: false
license: mit
short_description: Open-Source Weed Phenology & Emergence Project
---

# OPheno — Open-Source Weed Phenology

*An open, community-driven space for weed emergence and phenology data.*

This is the official repository for the **OPheno** organization card. OPheno aggregates and curates observations related to weed emergence and phenology to support research, education, and modeling across diverse environments and management systems.

## 👥 Core Team & Affiliations

Our core maintainers and contributors span across industry and academia:

- **Heiko Hopke Kromminga** — BASF
- **Muhammad Javaid Akhter** — BASF
- **Jorge Alberto Espejel Padilla** - BASF


## 🤝 Contribute

> **We welcome community contributions!**  
> OPheno aims to unite the full spectrum of weed-science knowledge. Whether you are conducting academic research, industry field trials, or practical field observations, your data can help accelerate the development of reliable agricultural models.

---

## 📚 Citation

If you find OPheno useful for your work, please cite it using the following format:

```bibtex
@misc{opheno_dataset_2025,
  title        = {OPheno: An Open-Source Weed Phenology Database},
  author       = {Kromminga, Heiko Hopke and Akhter, Muhammad Javaid and Oliveira, Maxwel Coura and Espejel, Jorge},
  year         = {2025},
  publisher    = {Hugging Face},
  howpublished = {\url{https://huggingface.co/OPheno}}
}
```