We notice a plant

Building a greenhouse universe

The greenhouse is empty only in the abstract.

In practice, something is always already there.

---

universe Greenhouse {
  describe {
    A small greenhouse that exists across seasons.
    It will change over time, but for now, it simply exists.
  }

  concept TomatoPlant {
    describe {
      A young tomato plant growing quietly in a small pot.
    }
  }
}