The survey with responses from 26 manufacturers or suppliers for Defra by Paul Waller Consulting found retail peat use in 2014 was 1,391,865m3, up from 1,267,522m3 in 2013.
Professional peat used was 717,992m3 in 2014, up from 695,239m3 in 2013.
Alternatives use in garden centres was 1,329,767m3 in 2014, up from 1,287,340m3 in 2013.
Alternatives use in professional horticulture was 383,815m3, up from 342,097m3 in 2013.
Overall retail use rose from 3,592,202m3 to 3,823,439m3. Overall professional use rose from 1,037,336m3 to 1,101,807m3.
Green compost use was 349,795m3 in 2014, up 34,000m3 in a year. Bark was 137,967m3, down 38,000m3. Wood-based was 708,384m3, up 54,000m3. Coir use was 352,919m3, up 10,000m3.
Overall UK-sourced peat was 849,303m3, with Republic of Ireland 1,092,317m3 and Northern Europe supplying 168,237m3.
In 2012, peat harvests went as low as 37 per cent of what was expected but have risen strongly thanks to better weather since then.