diff --git a/ui/src/app/applications/components/application-create-panel/application-create-panel.tsx b/ui/src/app/applications/components/application-create-panel/application-create-panel.tsx
index d5bd56c871..17d88aa59d 100644
--- a/ui/src/app/applications/components/application-create-panel/application-create-panel.tsx
+++ b/ui/src/app/applications/components/application-create-panel/application-create-panel.tsx
@@ -1,10 +1,11 @@
 import {Checkbox, DataLoader, DropDownMenu, FormField, Select} from 'argo-ui';
 import * as deepMerge from 'deepmerge';
 import * as React from 'react';
-import {FieldApi, Form, FormApi, FormField as ReactFormField, Text, TextArea} from 'react-form';
-import {AutocompleteField, CheckboxField, clusterTitle, TagsInputField, YamlEditor} from '../../../shared/components';
+import {FieldApi, Form, FormApi, FormField as ReactFormField, Text} from 'react-form';
+import {AutocompleteField, clusterTitle, YamlEditor} from '../../../shared/components';
 import * as models from '../../../shared/models';
 import {services} from '../../../shared/services';
+import { ApplicationParameters } from '../application-parameters/application-parameters';
 
 const jsonMergePatch = require('json-merge-patch');
 
@@ -176,80 +177,55 @@ export const ApplicationCreatePanel = (props: {
                                 );
 
                                 const typePanel = () => (
-                                    <div className='white-box'>
-                                        <DataLoader
-                                            input={{repoURL: app.spec.source.repoURL, path: app.spec.source.path, targetRevision: app.spec.source.targetRevision }}
-                                            load={async (src) => {
-                                                if (src.repoURL && src.path) {
-                                                    return services.repos.appDetails(src.repoURL, src.path, src.targetRevision).catch(() => ({
-                                                        type: 'Directory',
-                                                        details: {},
-                                                    }));
-                                                } else {
-                                                    return {
-                                                        type: 'Directory',
-                                                        details: {},
-                                                    };
-                                                }
-                                            }}>
-                                        {(details: models.RepoAppDetails) => {
-                                            const type = explicitPathType && explicitPathType.path === app.spec.source.path && explicitPathType.type || details.type;
-                                            return (
-                                                <React.Fragment>
-                                                    <DropDownMenu anchor={() => (<p>{type} <i className='fa fa-caret-down'/></p>)} items={appTypes.map(
-                                                        (item) => ({ title: item.type, action: () => {
-                                                            setExplicitPathType({ type: item.type, path: app.spec.source.path });
-                                                            normalizeTypeFields(api, item.type);
-                                                        }}))}
-                                                    />
-                                                    {type === 'Directory' && (
-                                                        <FormField formApi={api}
-                                                            label='Include subdirectories' field='spec.source.directory.recurse' component={CheckboxField}/>
-                                                    ) || type === 'Kustomize' && (
-                                                        <div className='argo-form-row'>
-                                                            <FormField formApi={api} label='Name Prefix' field='spec.source.kustomize.namePrefix' component={Text} />
-                                                        </div>
-                                                    ) || type === 'Ksonnet' && (
-                                                        <div className='argo-form-row'>
-                                                            <FormField formApi={api} label='Environment' field='spec.source.ksonnet.environment'
-                                                                component={AutocompleteField} componentProps={{
-                                                                    items: details.ksonnet && Object.keys(details.ksonnet.environments) || [],
-                                                                }}
-                                                            />
-                                                        </div>
-                                                    ) || type === 'Helm' && (
-                                                        <React.Fragment>
-                                                            <div className='argo-form-row'>
-                                                                <FormField formApi={api} label='Values Files'
-                                                                           field='spec.source.helm.valueFiles'
-                                                                           componentProps={{
-                                                                               options: details.helm && details.helm.valueFiles,
-                                                                               noTagsLabel: 'No values files selected',
-                                                                           }} component={TagsInputField}/>
-                                                            </div>
-                                                            <div className='argo-form-row'>
-                                                                <label>Values</label>
-                                                                <pre><FormField formApi={api}
-                                                                                field='spec.source.helm.values'
-                                                                                component={TextArea}/></pre>
-                                                            </div>
-                                                            {details.helm && details.helm.values && (
-                                                                <div className='argo-form-row'>
-                                                                    <label>values.yaml</label>
-                                                                    <pre>{details.helm.values}</pre>
-                                                                </div>
-                                                            )}
-                                                        </React.Fragment>
-                                                    ) || type === 'Plugin' && (
-                                                        <div className='argo-form-row'>
-                                                            <FormField formApi={api} label='Name' field='spec.source.plugin.name' component={Text} />
-                                                        </div>
-                                                    )}
-                                                </React.Fragment>
-                                            );
-                                        }}
-                                        </DataLoader>
-                                    </div>
+                                    <DataLoader
+                                        input={{repoURL: app.spec.source.repoURL, path: app.spec.source.path, targetRevision: app.spec.source.targetRevision }}
+                                        load={async (src) => {
+                                            if (src.repoURL && src.path) {
+                                                return services.repos.appDetails(src.repoURL, src.path, src.targetRevision).catch(() => ({
+                                                    type: 'Directory',
+                                                    details: {},
+                                                }));
+                                            } else {
+                                                return {
+                                                    type: 'Directory',
+                                                    details: {},
+                                                };
+                                            }
+                                        }}>
+                                    {(details: models.RepoAppDetails) => {
+                                        const type = explicitPathType && explicitPathType.path === app.spec.source.path && explicitPathType.type || details.type;
+                                        if (details.type !== type) {
+                                            switch (type) {
+                                                case 'Helm':
+                                                    details = {type, path: details.path, helm: { name: '', valueFiles: [],  path: '', parameters: [] } };
+                                                    break;
+                                                case 'Kustomize':
+                                                    details = {type, path: details.path, kustomize: { path: '' } };
+                                                    break;
+                                                case 'Ksonnet':
+                                                    details = {type, path: details.path, ksonnet: { name: '', path: '', environments: {}, parameters: []} };
+                                                    break;
+                                                // Directory or Plugin
+                                                default:
+                                                    details = {type, path: details.path, directory: {} };
+                                                    break;
+                                            }
+                                        }
+                                        return (
+                                            <React.Fragment>
+                                                <DropDownMenu anchor={() => (<p>{type} <i className='fa fa-caret-down'/></p>)} items={appTypes.map(
+                                                    (item) => ({ title: item.type, action: () => {
+                                                        setExplicitPathType({ type: item.type, path: app.spec.source.path });
+                                                        normalizeTypeFields(api, item.type);
+                                                    }}))}
+                                                />
+                                                <ApplicationParameters noReadonlyMode={true} application={app} details={details} save={async (updatedApp) => {
+                                                    api.setAllValues(updatedApp);
+                                                }} />
+                                            </React.Fragment>
+                                        );
+                                    }}
+                                    </DataLoader>
                                 );
 
                                 return (
diff --git a/ui/src/app/applications/components/application-parameters/application-parameters.tsx b/ui/src/app/applications/components/application-parameters/application-parameters.tsx
index fac214007e..f79489a513 100644
--- a/ui/src/app/applications/components/application-parameters/application-parameters.tsx
+++ b/ui/src/app/applications/components/application-parameters/application-parameters.tsx
@@ -27,7 +27,7 @@ function overridesFirst(first: { overrideIndex: number}, second: { overrideIndex
     return first.overrideIndex - second.overrideIndex;
 }
 
-function getParamsEditableItems<T extends { name: string, value: string }>(
+function getParamsEditableItems(
     app: models.Application,
     title: string,
     fieldsPath: string,
@@ -84,7 +84,13 @@ function getParamsEditableItems<T extends { name: string, value: string }>(
     }).map((item, i) => ({...item, before: i === 0 && <p style={{ marginTop: '1em' }}>{title}</p> || null }));
 }
 
-export const ApplicationParameters = (props: { application: models.Application, details: models.RepoAppDetails, save?: (application: models.Application) => Promise<any> }) => {
+export const ApplicationParameters = (props: {
+    application: models.Application,
+    details: models.RepoAppDetails,
+    save?: (application: models.Application) => Promise<any>,
+    noReadonlyMode?: boolean,
+}) => {
+
     const app = props.application;
     const source = props.application.spec.source;
     const [removedOverrides, setRemovedOverrides] = React.useState(new Array<boolean>());
@@ -222,6 +228,6 @@ export const ApplicationParameters = (props: { application: models.Application,
                 await props.save(input);
                 setRemovedOverrides(new Array<boolean>());
             })}
-            values={app} title={props.details.type.toLocaleUpperCase()} items={attributes} />
+            values={app} title={props.details.type.toLocaleUpperCase()} items={attributes} noReadonlyMode={props.noReadonlyMode} />
     );
 };
diff --git a/ui/src/app/applications/components/applications-list/applications-list.tsx b/ui/src/app/applications/components/applications-list/applications-list.tsx
index 2b3782548a..a853571883 100644
--- a/ui/src/app/applications/components/applications-list/applications-list.tsx
+++ b/ui/src/app/applications/components/applications-list/applications-list.tsx
@@ -252,7 +252,7 @@ export const ApplicationsList = (props: RouteComponentProps<{}>) => {
             </DataLoader>
         )}
         </ObservableQuery>
-        <SlidingPanel isMiddle={true} isShown={!!appInput} onClose={() => ctx.navigation.goto('.', { new: null })} header={
+        <SlidingPanel isShown={!!appInput} onClose={() => ctx.navigation.goto('.', { new: null })} header={
             <div>
                 <button className='argo-button argo-button--base'
                         onClick={() => createApi && createApi.submitForm(null)}>
@@ -262,7 +262,9 @@ export const ApplicationsList = (props: RouteComponentProps<{}>) => {
                 </button>
             </div>
         }>
-        {appInput && <ApplicationCreatePanel getFormApi={setCreateApi} createApp={ async (app) => {
+        {appInput && <ApplicationCreatePanel getFormApi={(api) => {
+            setCreateApi(api);
+        }} createApp={ async (app) => {
                 try {
                     await services.applications.create(app);
                     ctx.navigation.goto('.', { new: null });
diff --git a/ui/src/app/shared/components/editable-panel/editable-panel.tsx b/ui/src/app/shared/components/editable-panel/editable-panel.tsx
index 5e542ecbe6..08b843ec8e 100644
--- a/ui/src/app/shared/components/editable-panel/editable-panel.tsx
+++ b/ui/src/app/shared/components/editable-panel/editable-panel.tsx
@@ -21,6 +21,7 @@ export interface EditablePanelProps<T> {
     save?: (input: T) => Promise<any>;
     items: EditablePanelItem[];
     onModeSwitch?: () => any;
+    noReadonlyMode?: boolean;
 }
 
 interface EditablePanelState { edit: boolean; saving: boolean; }
@@ -33,7 +34,13 @@ export class EditablePanel<T = {}> extends React.Component<EditablePanelProps<T>
 
     constructor(props: EditablePanelProps<T>) {
         super(props);
-        this.state = { edit: false, saving: false };
+        this.state = { edit: !!props.noReadonlyMode, saving: false };
+    }
+
+    public UNSAFE_componentWillReceiveProps(nextProps: EditablePanelProps<T>) {
+        if (JSON.stringify(this.props.values) !== JSON.stringify(nextProps.values)) {
+            this.formApi.setAllValues(nextProps.values);
+        }
     }
 
     public render() {
@@ -41,7 +48,7 @@ export class EditablePanel<T = {}> extends React.Component<EditablePanelProps<T>
             <Consumer>{(ctx) => (
             <div className={classNames('white-box editable-panel', {'editable-panel--disabled': this.state.saving})}>
                 <div className='white-box__details'>
-                    {this.props.save && (
+                    {!this.props.noReadonlyMode && this.props.save && (
                         <div className='editable-panel__buttons'>
                             {!this.state.edit && (
                                 <button onClick={() => {
@@ -78,7 +85,11 @@ export class EditablePanel<T = {}> extends React.Component<EditablePanelProps<T>
                         ))}
                         </React.Fragment>
                     ) || (
-                        <Form getApi={(api) => this.formApi = api} onSubmit={async (input) => {
+                        <Form getApi={(api) => this.formApi = api} formDidUpdate={async (form) => {
+                            if (this.props.noReadonlyMode && this.props.save) {
+                                await this.props.save(form.values as any);
+                            }
+                        }} onSubmit={async (input) => {
                             try {
                                 this.setState({ saving: true });
                                 await this.props.save(input as any);