NUS testing out biochar mix substrates in Sennett Community Harvest Hub.

Beautiful looking Cai-Xin in just 4 weeks from seed to ready to harvest!

Prof Ong explaining the tests results using different mixes of biochar.

Professor Ong presenting the topic of biochar in a recent agri-related event.

The rice-husk biochar is a “secret ingredient” to produce harvest quality leafy vegetables in 4 weeks from seeds!