I showed my balcony garden passive watering design to a Melbourne greywater expert. Showing smart people average designs is a good thing to do, because he made it better. Then he made it... The whole thing.
Passive balcony water-catching design
Click on image to enlarge image, and see what I did wrong. Its worth it.
The Designers ideas give the fish a peaceful life in downpours. They make things sleek, and take out my overprecautiuons: any heavy pollutants will mostly accumulate in the outlet tap's pipe for me to clean out each year. I like how his re-positioning of the in-pipe, and moving way up of the overflow, allows the in-pipe to become water storage space, giving me many extra liters of capacity. That means I can take a 4 week Christmas holiday, instead of three and a half, and still come home to happy plants.
Cecilia's July balcony 'Before'
its in, and collecting water. The wetpot watering system and pond are still to come.
Its Practical, but you couldn't say its pretty.
Never fear, I have an idea. Something like this: