Joshua Sparkes
Soil and garden expert Joshua began his work in horticulture whilst serving in the air force. Having trained in America, Japan and around the UK – including at Sissinghurst - Joshua is fascinated with meadows, soil and sustainability.
Recent articles by Joshua Sparkes
Weed, slugs, moles and mice: all are welcome at this pioneering natural farm in Devon
Weeds, slugs, birds and mice – all are welcome on Birch Farm in Devon, where Joshua Sparkes seeks to respect the local ecosystem and mimic nature in his innovative approach to growing.
Photographs: Andrew Montgomery
How to do bokashi composting and the worm compost method
Most gardeners know about traditional ways of composting, but head gardener Joshua Sparkes explains the options for smaller spaces. Illustration Vicki Turner
What is mulching and how to mulch
Head gardener and soil expert Joshua Sparkes explains the basics behind mulching and how best to go about protecting your plants
Growing without soil
It may sound radical but growing plants in sand and using biochar will encourage greater moisture retention and nutrient uptake and mean less watering and ongoing maintenance in hot summers. Soil expert Joshua Sparkes explains. Illustration Vicki Turner