App Update

July 9, 2015

We are excited to get the first update out to our users. This round we have added 3 updates. 1. We added a bacterially dominated recipe for worm tea. 2. We added a new video link in the how-to guide. We will be releasing helpful tutorials, tips and tricks beginning sometime…

The Compost Tea Revolution

May 27, 2015

We would like to say a big thank you to all our customers who have downloaded the app!!! We are currently developing a series of updates for a new recipe and extra functions on the useful conversions page, which should be ready in a month or two. We are very excited…

App Preview

April 10, 2015

You can glimpse more into the functionality of the Compost Tea Calculator with this 30 second informational video.  #CompostTea4Victory  

Now available on the App Store!!!

April 10, 2015

Humboldt Earth Technologies is pleased to announce a new mobile app for gardeners who want to brew the best possible compost tea for their veggies, herbs and fruiting plants. The Compost Tea Calculator (CTC) is a unique addition to any horticulturalist’s toolkit and represents an intriguing and forward-thinking fusion of…

Now available on Google Play!

March 12, 2015

We are proud to announce our mobile app is now available on Google Play. You can search for it using the keywords “Compost Tea Calculator”. It will be available on the Apple store later this month. We are looking forward to taking bold new steps in advancing biological agriculture.