Grose was born in Johannesburg in 1985 and lives in Cape Town. He completed his post-graduate diploma in painting at the Michaelis School of Fine Art, University of Cape Town, in 2010, after a BA majoring in English and Art History.
His first solo exhibition, Other Things, took place at Blank Projects in Cape Town in 2011. In the same year, he received the Tollman Award for Visual Arts and was awarded the Absa l'Atelier prize, spending six months in residence at the Cité Internationale des Arts in Paris in 2012. Works produced during his residency were exhibited at the Absa Art Gallery in Johannesburg in 2013.He held his first solo exhibition, New Pictures, with Stevenson in Cape Town in 2013. He has participated in group shows including Both, and and A Painting Today at Stevenson, Cape Town (2018; 2017); Exchange at Galerie Hans Meyer (2016); Home Truths: Domestic Interiors from South African Collections at the Iziko South African National Gallery, Cape Town (2016); I Love You Sugar Kane at the Institute of Contemporary Art Indian Ocean in Mauritius (2016) and Thinking, Feeling, Head, Heart at The New Church Museum, Cape Town (2014). Two catalogues of Grose's work have been published by Stevenson, Some Assumptions in 2014 and Small Paintings in 2015.