Using biochar in your nursery enhances seed germination in several ways… faster germination, higher germination ratio, deeper roots. This post explains how to start using biochar in your own nursery.

Biochar is great to use in nursery trays to help your seeds germinate. If you are using biochar in bags, pots, nursery trays or other containers you should make a biochar soil mix.
- Charge your biochar: 7 ways to charge your biochar
- Mix your charged biochar with soil (10% biochar, 90% soil). That is 1 part biochar and 9 parts soil, this way you can measure it with any bucket. Note: Every soil is different, you can increase the amount of biochar (20%, 30%,…) and see what works best with your soil.
- Use only this mix in your pots/trays and plant directly into it.
Positive effects of biochar on seed germination:
- There is a higher germination percentage, more seeds germinate
- The seeds germinate faster and the plant grows faster
- The plants develop more and deeper roots
- They grow stronger and healthier, are more more resistant
I recommend this video to see the differences: Cucumber germination in soil without (left – 0% biochar) and with (right – 20% biochar) biochar.
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Thank you! I am glad it helps you understand better 🙂 You can also send me your questions anytime and I will make a post about the answer.