Can we trade accuracy for cost?

Looking at many of the pH sensors, with their $10 (or more!) probes, along with supporting electronics, I begin to wonder if such accuracy is really needed...

Many plants have a decent pH range in which they are happy, most plants have at least …

Additional materials purchased. Need some copper tape, for sensors, 0.1" headers to facilitate making breakout boards. Additionally, purchased pH strips and calibration fluid to help construct low cost pH sensors.

Also, required some bags that were made. Hopefully those, along with two other panels that have been made can …

After much time gathering materials, and some planning, work has finally begun on farm automation using internet connected computers and hydroponics.

What was accomplished for the past week.

1. Upgraded the Recipe database to have cleaner, more ordered directions.
2. Remove text size restrictions on many fields of the Recipe Database.

Some quick highlights of items accomplished over the week.

1. Creation of this blog.
2. Ingredient scripts, to clean up scripts.
3. Implementation of new spiders.