Coupling JULES for Jnr to that of Snr

An example of one of the problems we've encountered.

The problem

The plots below only include one point per day (to remove the daily variation).

soil moisture soil temperature

Deep soil temperature on needleleaf deciduous trees (psuedo level 201) on 1st February 1851 for Snr (left) and Jnr (right).

soil temperature for Snr soil temperature for Jnr

In Jnr, soil temperatures in Northern Europe and Northern America refuse to drop below 0 degrees C