Some similarities to : White Stonecrop (Sedum album) but the flowers of White Stonecrop are more often pure white and only occasionally tinged pink, whereas they are always white tinged pink on English Stonecrop. The leaves of English Stonecrop are 3-6mm long (half as long as the 6-12mm of White Stonecrop). English Stonecrop has grey-green leaves whereas the leaves of White Stonecrop) are bright green. Both are often tinged red, but English Stonecrop are often heavily washed or streaked with red, especially on ovaries and stigmas. The petals of English Stonecrop are more pointed than those of White Stonecrop which have a more abrupt obtuse. The anthers are dark-red on both English Stonecrop and White Stonecrop but White Stonecrop (up to 570m altitude) cannot grow as high as does English Stonecrop (1080m).
There is a very strong and pronounced western bias to the distribution of English Stonecrop, with only a much smaller scattering in the East, and almost an aversion to places more than 70 miles inland.
The leaves of English Stonecrop are similar to : Biting Stonecrop (Sedum acre) but are not acrid. (However, the flowers, when they are visible, are yellow on Biting Stonecrop, as they are also on ).
It is a low-growing mat-forming evergreen succulent which can grow on a variety of substrates ranging from acidic rocks, screes, shingle to dunes, dry banks, old walls and short sandy grassland.