diff --git a/example/assets/mock-data/patches.json b/example/assets/mock-data/patches.json
index 55aa4b55..ff39567a 100644
--- a/example/assets/mock-data/patches.json
+++ b/example/assets/mock-data/patches.json
@@ -14,6 +14,13 @@
     "path": "/references/0/reference/misc/0",
     "value": "A Misc Thing"
   },
+  {
+    "op": "add",
+    "path": "/references/0/reference/publication_info",
+    "value": {
+      "journal_title": "Patch Title"
+    }
+  },
   {
     "op": "add",
     "path": "/references/1/reference/misc/-",
@@ -26,6 +33,11 @@
       "value": "New Collaboration"
     }
   },
+  {
+    "op": "add",
+    "path": "/references/1/reference/texkey",
+    "value": "valuueee123"
+  },
   {
     "op": "add",
     "path": "/references/-",
diff --git a/src/abstract-field/abstract-field.component.ts b/src/abstract-field/abstract-field.component.ts
index c393688c..0a223170 100644
--- a/src/abstract-field/abstract-field.component.ts
+++ b/src/abstract-field/abstract-field.component.ts
@@ -24,7 +24,7 @@ import { OnInit, OnDestroy, ChangeDetectorRef, OnChanges, SimpleChanges } from '
 
 import { AbstractSubscriberComponent } from '../abstract-subscriber';
 import { AppGlobalsService, PathUtilService, JsonStoreService, ProblemsService } from '../shared/services';
-import { ValidationProblem, PathCache, JSONSchema, JsonPatch } from '../shared/interfaces';
+import { ValidationProblem, PathCache, JSONSchema, JsonPatch, JsonPatchesByOp } from '../shared/interfaces';
 
 /**
  * This is the base class for fields
@@ -43,10 +43,13 @@ export abstract class AbstractFieldComponent extends AbstractSubscriberComponent
   pathCache: PathCache = {};
   externalErrors: Array<ValidationProblem> = [];
   schema: JSONSchema;
-  jsonPatches: Array<JsonPatch> = [];
-  // used by some components to display remove patch in a different way.
+
+  // patches grouped by op because they different UI representation
+  replaceJsonPatches: Array<JsonPatch> = [];
+  addJsonPatches: Array<JsonPatch> = [];
   removeJsonPatch: JsonPatch;
 
+
   constructor(public appGlobalsService: AppGlobalsService,
     public problemsService: ProblemsService,
     public pathUtilService: PathUtilService,
@@ -62,17 +65,36 @@ export abstract class AbstractFieldComponent extends AbstractSubscriberComponent
         this.externalErrors = externalCategorizedProblemMap.errors[this.pathString] || [];
         this.changeDetectorRef.markForCheck();
       });
+
     this.jsonStoreService.patchesByPath$
       .map(patchesByPath => patchesByPath[this.pathString])
+      .map(patches => this.groupJsonPatchesByOp(patches))
       .takeUntil(this.isDestroyed)
-      .subscribe(patches => {
-        this.jsonPatches = patches || [];
-        this.removeJsonPatch = this.jsonPatches
-          .find(patch => patch.op === 'remove');
+      .subscribe(patchesByOp => {
+        this.removeJsonPatch = patchesByOp.remove[0];
+        this.addJsonPatches = patchesByOp.add;
+        this.replaceJsonPatches = patchesByOp.replace;
         this.changeDetectorRef.markForCheck();
       });
   }
 
+  private groupJsonPatchesByOp(patches: Array<JsonPatch>): JsonPatchesByOp {
+    const group: JsonPatchesByOp = {
+      add: [],
+      remove: [],
+      replace: []
+    };
+
+    if (patches) {
+      patches.forEach((patch) => {
+        const opPatches = group[patch.op];
+        opPatches.push(patch);
+      });
+    }
+
+    return group;
+  }
+
   ngOnChanges(changes: SimpleChanges) {
     if (changes['path']) {
       this.pathString = this.pathUtilService.toPathString(this.path);
diff --git a/src/abstract-list-field/abstract-list-field.component.ts b/src/abstract-list-field/abstract-list-field.component.ts
index fcf00109..cbd846d0 100644
--- a/src/abstract-list-field/abstract-list-field.component.ts
+++ b/src/abstract-list-field/abstract-list-field.component.ts
@@ -66,10 +66,4 @@ export abstract class AbstractListFieldComponent extends AbstractFieldComponent
   getPathStringForChild(index: number): string {
     return `${this.pathString}${this.pathUtilService.separator}${index}`;
   }
-
-  get addJsonPatches(): Array<JsonPatch> {
-    return this.jsonPatches
-      .filter(patch => patch.op === 'add');
-  }
-
 }
diff --git a/src/object-field/object-field.component.html b/src/object-field/object-field.component.html
index 02883e1d..0f674522 100644
--- a/src/object-field/object-field.component.html
+++ b/src/object-field/object-field.component.html
@@ -23,6 +23,16 @@
       <any-type-field [value]="value.get(key) | selfOrEmpty:schema.properties[key]" [schema]=schema.properties[key] [path]="getPathForChild(key)"></any-type-field>
     </td>
   </tr>
+  <!-- ADD PATCHES FOR CHILDREN -->
+  <tr *ngFor="let patch of addJsonPatches">
+    <td class="label-holder">
+      <title-dropdown [title]="patch.path | lastPathElement | underscoreToSpace" [isDisabled]="true"></title-dropdown>
+    </td>
+    <td>
+      <add-patch-view [patch]="patch"></add-patch-view>
+    </td>
+  </tr>
+  <!-- REMOVE PATCH FOR ITSELF -->
   <tr *ngIf="removeJsonPatch">
     <patch-actions [patch]="removeJsonPatch"></patch-actions>
   </tr>
diff --git a/src/primitive-field/primitive-field.component.html b/src/primitive-field/primitive-field.component.html
index dbac7fed..57bda872 100644
--- a/src/primitive-field/primitive-field.component.html
+++ b/src/primitive-field/primitive-field.component.html
@@ -1,4 +1,4 @@
-<div [id]="pathString">
+<div [id]="pathString" [ngClass]="redLeftBorderClass">
   <table class="primitive-field-container" [ngSwitch]="schema.componentType">
     <tr [ngClass]="errorClass">
       <ng-template #errorsTooltipTemplate>
@@ -11,7 +11,7 @@
           </li>
         </ul>
       </ng-template>
-      <td *ngIf="!jsonPatches[0]; else patchTemplate" class="value-container" [class.disabled]="disabled" [tooltip]="errorsTooltipTemplate"
+      <td *ngIf="!replaceJsonPatches[0]; else patchTemplate" class="value-container" [class.disabled]="disabled" [tooltip]="errorsTooltipTemplate"
         [isDisabled]="!hasErrors()" placement="{{tooltipPosition}}" container="body">
         <div *ngSwitchCase="'string'">
           <string-input [pathString]="pathString" [value]="value" (valueChange)="onValueChange($event)" [disabled]="disabled" [tabIndex]="tabIndex"
@@ -20,7 +20,8 @@
         </div>
         <div *ngSwitchCase="'enum'">
           <searchable-dropdown [pathString]="pathString" [value]="value" [placeholder]="schema.title" [items]="schema.enum" [shortcutMap]="schema.enumShorcutMap"
-            (onSelect)="onSearchableDropdownSelect($event)" [displayValueMap]="schema.enumDisplayValueMap" [tabIndex]="tabIndex" (onBlur)="onBlur()"></searchable-dropdown>
+            (onSelect)="onSearchableDropdownSelect($event)" [displayValueMap]="schema.enumDisplayValueMap" [tabIndex]="tabIndex"
+            (onBlur)="onBlur()"></searchable-dropdown>
         </div>
         <div *ngSwitchCase="'autocomplete'">
           <autocomplete-input [pathString]="pathString" [value]="value" [path]="path" [autocompletionConfig]="schema.autocompletionConfig"
@@ -47,17 +48,21 @@
         </a>
       </td>
     </tr>
+    <tr *ngIf="removeJsonPatch">
+      <patch-actions [patch]="removeJsonPatch"></patch-actions>
+    </tr>
   </table>
 </div>
 
 <ng-template #patchTemplate>
-  <button class="btn btn-default btn-merge orange-left-border" type="button" [popover]="mergePopover" [popoverContext]="{currentValue: value, patchValue: jsonPatches[0].value}"
+  <button class="btn btn-default btn-merge orange-left-border" type="button" [popover]="mergePopover" [popoverContext]="{currentValue: value, patchValue: replaceJsonPatches[0].value}"
     popoverTitle="Merge" container="body">
-    {{value}} <i class="fa fa-bolt"></i>
+    {{value}}
+    <i class="fa fa-bolt"></i>
   </button>
 </ng-template>
 
-<ng-template let-currentValue="currentValue" let-patchValue="patchValue" #mergePopover >
-  <text-diff [currentText]="currentValue.toString()" [newText]="patchValue.toString()"></text-diff>
-  <patch-actions [patch]="jsonPatches[0]" [addActionEnabled]="isPathToAnIndex"></patch-actions>
+<ng-template let-currentValue="currentValue" let-patchValue="patchValue" #mergePopover>
+  <text-diff [currentText]="currentValue.toString()" [newText]="patchValue ? patchValue.toString() : ''"></text-diff>
+  <patch-actions [patch]="replaceJsonPatches[0]" [addActionEnabled]="isPathToAnIndex"></patch-actions>
 </ng-template>
\ No newline at end of file
diff --git a/src/primitive-field/primitive-field.component.ts b/src/primitive-field/primitive-field.component.ts
index 40d3f42c..b308d644 100644
--- a/src/primitive-field/primitive-field.component.ts
+++ b/src/primitive-field/primitive-field.component.ts
@@ -157,7 +157,7 @@ export class PrimitiveFieldComponent extends AbstractFieldComponent implements O
   }
 
   get errorClass(): string {
-    return !this.jsonPatches[0] && this.hasErrors() ? 'error' : '';
+    return !this.replaceJsonPatches[0] && this.hasErrors() ? 'error' : '';
   }
 
   get isPathToAnIndex(): boolean {
diff --git a/src/shared/interfaces/index.ts b/src/shared/interfaces/index.ts
index 9a23af5c..bc0dda23 100644
--- a/src/shared/interfaces/index.ts
+++ b/src/shared/interfaces/index.ts
@@ -24,6 +24,7 @@ export { KatexData } from './katex-data';
 export { JsonPatch } from './json-patch';
 export { CustomFormatValidation } from './custom-format-validation';
 export { JsonPatchesByPath } from './json-patches-by-path';
+export { JsonPatchesByOp } from './json-patches-by-op';
 export { ViewTemplateConfig } from './view-template-config';
 export { ShortcutActionFunction } from './shortcut-action-function';
 export { CustomValidationMessages } from './custom-validation-messages';
diff --git a/src/shared/interfaces/json-patches-by-op.ts b/src/shared/interfaces/json-patches-by-op.ts
new file mode 100644
index 00000000..d13bb7bc
--- /dev/null
+++ b/src/shared/interfaces/json-patches-by-op.ts
@@ -0,0 +1,7 @@
+import { JsonPatch } from './json-patch';
+
+export interface JsonPatchesByOp {
+  add: Array<JsonPatch>;
+  remove: Array<JsonPatch>;
+  replace: Array<JsonPatch>;
+}
diff --git a/src/shared/pipes/last-path-element.pipe.ts b/src/shared/pipes/last-path-element.pipe.ts
index aa84e8a5..fe513fa3 100644
--- a/src/shared/pipes/last-path-element.pipe.ts
+++ b/src/shared/pipes/last-path-element.pipe.ts
@@ -35,7 +35,7 @@ export class LastPathElementPipe implements PipeTransform {
   constructor(private pathUtilService: PathUtilService) { }
 
   transform(path: string): string {
-    const elements = path.split(this.pathUtilService.separator);
-    return elements[elements.length - 1];
+    return path
+      .substring(path.lastIndexOf('/') + 1);
   }
 }
diff --git a/src/shared/services/json-store.service.ts b/src/shared/services/json-store.service.ts
index 3891cc10..457e3656 100644
--- a/src/shared/services/json-store.service.ts
+++ b/src/shared/services/json-store.service.ts
@@ -225,19 +225,15 @@ export class JsonStoreService {
 
   private getComponentPathForPatch(patch: JsonPatch): string {
     if (patch.op === 'add') {
-      return this.convertElementPathToParentArrayPath(patch.path);
+      // add patches handled by parent component
+      return this.getParentPath(patch.path);
     }
     return patch.path;
   }
 
-  private convertElementPathToParentArrayPath(path: string): string {
+  private getParentPath(path: string): string {
     const pathArray = this.pathUtilService.toPathArray(path);
-    const lastPathElement = pathArray[pathArray.length - 1];
-    if (lastPathElement === '-' || !isNaN(Number(lastPathElement))) {
-      pathArray.pop();
-      return this.pathUtilService.toPathString(pathArray);
-    } else {
-      return path;
-    }
+    const parentPathArray = pathArray.slice(0, -1);
+    return this.pathUtilService.toPathString(parentPathArray);
   }
 }