{
  "schema_version": 1,
  "record_type": "plant",
  "slug": "blueberry",
  "common_name": "Blueberry",
  "botanical_name": "Vaccinium corymbosum",
  "family": "Ericaceae",
  "summary": "Blueberries are acid-loving perennial fruit shrubs that need a reliably low-pH root zone, steady moisture, compatible cultivars and protection from birds.",
  "categories": [
    "soft fruit",
    "perennial crop",
    "container crop"
  ],
  "growth_habits": [
    "deciduous shrub",
    "highbush"
  ],
  "lifecycle": "Woody perennial",
  "difficulty": "Moderate",
  "requirements": {
    "light": {
      "minimum_direct_sun_hours": 6,
      "preferred_direct_sun_hours": 8
    },
    "soil_ph": {
      "minimum": 4.5,
      "maximum": 5.5
    },
    "container": {
      "minimum_volume_litres": 30,
      "minimum_diameter_cm": 40,
      "plants_per_container": 1
    },
    "spacing": {
      "minimum_cm": 120,
      "maximum_cm": 150
    },
    "planting_out": {
      "minimum_reliable_temperature_c": 0,
      "frost_tolerant": true,
      "label": "Plant bush",
      "note": "Dormant bushes are hardy; open flowers may need late-frost protection"
    },
    "harvest": {
      "typical_uk_months": [
        "July",
        "September"
      ]
    }
  },
  "sources": [
    {
      "id": "rhs-growing-blueberries",
      "publisher": "Royal Horticultural Society",
      "url": "https://www.rhs.org.uk/fruit/blueberries/grow-your-own",
      "supports": [
        "types",
        "light",
        "soil_ph",
        "containers",
        "water",
        "pruning",
        "harvest"
      ]
    },
    {
      "id": "umn-growing-blueberries",
      "publisher": "University of Minnesota Extension",
      "url": "https://extension.umn.edu/gardening-minnesota/growing-blueberries-home-garden",
      "supports": [
        "cultivars",
        "pollination",
        "soil_ph",
        "planting",
        "problems"
      ]
    }
  ]
}