The average for the first hour long BBC2 Gardeners’ World was 2.42 million and went up by several thousands after 8.30pm, probably because Coronation St finished then on ITV.
In July, Horticulture Week revealed former Bake Off producer Paolo Proto was to revamp the show, including extending the format and making an effort to appeal to the 15m Bake Off audience.
Viewing figures peaked at 2.7 million for the last five minutes.
Gardeners' World in the preceding week, when it remained 30 minutes, attracted 2.51m viewers in seven day data from BARB.
In the second programme in the new hour long show, on BBC2 on 9 September at 8.30om, Monty Don is at Longmeadow "giving advice on how to deal with unruly roses, taking cuttings of herbs and planting a new tree".
Carol Klein continues her series on plant families, exploring relations of the rose, and visiting a plum orchard in Worcestershire.
Nick Macer is in London visiting a town garden where two different microclimates offer different planting opportunities. Adam Frost reveals his plans for his new garden, while Flo Headlam is in Bristol, transforming grey spaces
Jane Moore meets a gardener in Torquay who has designed and planted his garden with thousands of plants which reflect areas of the world from Asia to the Mediterranean.