Sorry I missed yesterday, here are today's readings:
I added a little more baking soda as I did a very small water partial to get up some uneaten food, and the KH had dropped 1°. My tap water is still reading ammonia of 0.5. I added some manzanita wood, and a few Sagittaria subulata.
Not that it's relevant to the readings, but here is a photo of the tank so far. The equipment is just temporary, I'll be getting a canister filter and a different heater, just ignore them. Also, it is known that I am a caca photographer: