diff --git a/main/EDMainMod.F90 b/main/EDMainMod.F90
index 2b29157512..fea464c08d 100644
--- a/main/EDMainMod.F90
+++ b/main/EDMainMod.F90
@@ -195,16 +195,13 @@ subroutine ed_ecosystem_dynamics(currentSite, bc_in, bc_out)
     ! Zero mass balance
     call TotalBalanceCheck(currentSite, 0)
 
-    ! We do not allow phenology while in ST3 mode either, it is hypothetically
-    ! possible to allow this, but we have not plugged in the litter fluxes
-    ! of flushing or turning over leaves for non-dynamics runs
-    if (hlm_use_ed_st3.eq.ifalse)then
-      if(hlm_use_sp.eq.ifalse) then
-        call phenology(currentSite, bc_in )
-      else
-        call satellite_phenology(currentSite, bc_in )
-      end if ! SP phenology
-    end if
+    ! Phenology. For now ST3 mode also represents phenology, though it is 
+    ! an incomplete representation as it lacks transfers to the litter layer
+    if (hlm_use_sp == ifalse) then
+       call phenology(currentSite, bc_in )
+    else
+       call satellite_phenology(currentSite, bc_in )
+    end if ! SP phenology
 
 
     if (hlm_use_ed_st3.eq.ifalse.and.hlm_use_sp.eq.ifalse) then   ! Bypass if ST3
diff --git a/parteh/PRTLossFluxesMod.F90 b/parteh/PRTLossFluxesMod.F90
index 833bbc7a40..8d71011498 100644
--- a/parteh/PRTLossFluxesMod.F90
+++ b/parteh/PRTLossFluxesMod.F90
@@ -24,6 +24,7 @@ module PRTLossFluxesMod
   use FatesConstantsMod, only : nearzero
   use FatesConstantsMod, only : calloc_abs_error
   use FatesConstantsMod, only : itrue
+  use FatesInterfaceTypesMod, only : hlm_use_ed_st3
   use FatesGlobals     , only : endrun => fates_endrun
   use FatesGlobals     , only : fates_log 
   use shr_log_mod      , only : errMsg => shr_log_errMsg
@@ -567,6 +568,13 @@ subroutine DeciduousTurnoverSimpleRetranslocation(prt,ipft,organ_id,mass_fractio
          
           if( prt_params%organ_param_id(organ_id) < 1 ) then
              retrans = 0._r8
+          else if (hlm_use_ed_st3 == itrue) then
+             ! For now we retranslocate all biomass to storage to prevent carbon balance errors.
+             ! This is not an ideal solution because tissue abscission may contribute to a 
+             ! seasonal sign in litter and consequently heterotrophic respiration (though the
+             ! lack of phenology is also problematic for seasonal cycles of GPP, ET, sensible
+             ! heat, etc.).
+             retrans = 1._r8
           else
              if ( element_id == carbon12_element ) then
                 retrans = 0._r8