Pollen

Home Assistant integration for Nordic pollen data. Get real-time pollen forecasts directly in your smart home.

API Service: Saturate/pollen-api

Home Assistant Component

Via HACS (Recommended)

1. Open HACS → Integrations
2. Click ⋮ (menu) → Custom repositories
3. Add repository: https://github.com/Saturate/pollen
4. Category: Integration
5. Search for "Pollen" and install
6. Restart Home Assistant
7. Add integration: Settings → Devices & Services → Add Integration → Pollen

Configuration

During setup, configure:

• API URL: Uses public API by default (https://pollen.akj.io), or enter your own if self-hosting
• Country: dk (Denmark)
• Region: copenhagen or viborg (or aliases east/west)
• Language: da (Danish) or en (English)

Sensors Created

The integration automatically creates sensors for each pollen type:

• sensor.pollen_grass (Græs)
• sensor.pollen_birch (Birk)
• sensor.pollen_alder (El)
• ect..

Each sensor includes:

• State: Numeric pollen level (0-5 scale)
• Attributes:
  • level_text: Translated text label (None/Very Low/Low/Moderate/High/Very High)
  • date, pollen_type, pollen_name: Current data details
  • forecast: Array of upcoming forecast days

Dashboard Examples

See the examples/ folder for ready-to-use dashboard card configurations:

• Glance Card - Compact view with automatic color coding
• Gauge Cards - Visual representation with severity colors
• Grid Layout - Responsive multi-sensor display
• Alert Card - Conditional warnings for high levels
• Entities Card - Simple list view

API Service

The integration uses the Pollen API relay service:

• Public API: https://pollen.akj.io (used by default)
• Self-hosting: See Saturate/pollen-api for deployment instructions

License

MIT