diff --git a/packages/forms/signals/public_api.ts b/packages/forms/signals/public_api.ts
index 6b5a578c02c5..706073975552 100644
--- a/packages/forms/signals/public_api.ts
+++ b/packages/forms/signals/public_api.ts
@@ -20,5 +20,5 @@ export * from './src/api/rules/validation/validation_errors';
 export * from './src/api/structure';
 export * from './src/api/transformed_value';
 export * from './src/api/types';
-export * from './src/directive/form_field_directive';
-export * from './src/directive/ng_signal_form';
+export * from './src/directive/form_field';
+export * from './src/directive/form_root';
diff --git a/packages/forms/signals/src/api/control.ts b/packages/forms/signals/src/api/control.ts
index 22168fddf9d4..4c30c8c42542 100644
--- a/packages/forms/signals/src/api/control.ts
+++ b/packages/forms/signals/src/api/control.ts
@@ -7,7 +7,7 @@
  */
 
 import {InputSignal, InputSignalWithTransform, ModelSignal, OutputRef} from '@angular/core';
-import type {FormFieldBindingOptions} from '../directive/form_field_directive';
+import type {FormFieldBindingOptions} from '../directive/form_field';
 import type {ValidationError, WithOptionalFieldTree} from './rules/validation/validation_errors';
 import type {DisabledReason} from './types';
 
diff --git a/packages/forms/signals/src/api/rules/validation/validation_errors.ts b/packages/forms/signals/src/api/rules/validation/validation_errors.ts
index 0c1589239e14..834dbe51cb7d 100644
--- a/packages/forms/signals/src/api/rules/validation/validation_errors.ts
+++ b/packages/forms/signals/src/api/rules/validation/validation_errors.ts
@@ -6,7 +6,7 @@
  * found in the LICENSE file at https://angular.dev/license
  */
 
-import type {FormField} from '../../../directive/form_field_directive';
+import type {FormField} from '../../../directive/form_field';
 import type {ReadonlyFieldTree} from '../../types';
 import type {StandardSchemaValidationError} from './standard_schema';
 
diff --git a/packages/forms/signals/src/api/types.ts b/packages/forms/signals/src/api/types.ts
index bc2b6b6d2317..b624f350cb04 100644
--- a/packages/forms/signals/src/api/types.ts
+++ b/packages/forms/signals/src/api/types.ts
@@ -8,7 +8,7 @@
 
 import {Injector, Signal, WritableSignal} from '@angular/core';
 import {AbstractControl} from '@angular/forms';
-import type {FormField} from '../directive/form_field_directive';
+import type {FormField} from '../directive/form_field';
 import type {MetadataKey, ValidationError} from './rules';
 
 /**
diff --git a/packages/forms/signals/src/directive/control_custom.ts b/packages/forms/signals/src/directive/control_custom.ts
index 28a1b386c9ac..d4767a61e7db 100644
--- a/packages/forms/signals/src/directive/control_custom.ts
+++ b/packages/forms/signals/src/directive/control_custom.ts
@@ -7,7 +7,7 @@
  */
 
 import type {ɵControlDirectiveHost as ControlDirectiveHost} from '@angular/core';
-import type {FormField} from './form_field_directive';
+import type {FormField} from './form_field';
 import {
   bindingUpdated,
   CONTROL_BINDING_NAMES,
diff --git a/packages/forms/signals/src/directive/control_cva.ts b/packages/forms/signals/src/directive/control_cva.ts
index 67f46514d739..1103ff2fd2de 100644
--- a/packages/forms/signals/src/directive/control_cva.ts
+++ b/packages/forms/signals/src/directive/control_cva.ts
@@ -15,7 +15,7 @@ import {
   readFieldStateBindingValue,
 } from './bindings';
 import {setNativeDomProperty} from './native';
-import type {FormField} from './form_field_directive';
+import type {FormField} from './form_field';
 
 export function cvaControlCreate(
   host: ControlDirectiveHost,
diff --git a/packages/forms/signals/src/directive/control_native.ts b/packages/forms/signals/src/directive/control_native.ts
index 07be95d7fb28..d90537886b38 100644
--- a/packages/forms/signals/src/directive/control_native.ts
+++ b/packages/forms/signals/src/directive/control_native.ts
@@ -19,7 +19,7 @@ import {
   readFieldStateBindingValue,
   type ControlBindingKey,
 } from './bindings';
-import type {FormField} from './form_field_directive';
+import type {FormField} from './form_field';
 import {InputValidityMonitor} from './input_validity_monitor';
 import {
   getNativeControlValue,
diff --git a/packages/forms/signals/src/directive/form_field_directive.ts b/packages/forms/signals/src/directive/form_field.ts
similarity index 100%
rename from packages/forms/signals/src/directive/form_field_directive.ts
rename to packages/forms/signals/src/directive/form_field.ts
diff --git a/packages/forms/signals/src/directive/ng_signal_form.ts b/packages/forms/signals/src/directive/form_root.ts
similarity index 68%
rename from packages/forms/signals/src/directive/ng_signal_form.ts
rename to packages/forms/signals/src/directive/form_root.ts
index 7ba799d49a5b..9bb073f43d4a 100644
--- a/packages/forms/signals/src/directive/ng_signal_form.ts
+++ b/packages/forms/signals/src/directive/form_root.ts
@@ -6,10 +6,11 @@
  * found in the LICENSE file at https://angular.dev/license
  */
 
-import {Directive, input} from '@angular/core';
+import {Directive, input, untracked} from '@angular/core';
 
 import {submit} from '../api/structure';
-import {FieldTree} from '../api/types';
+import {FieldState, FieldTree} from '../api/types';
+import {FieldNode} from '../field/node';
 
 /**
  * A directive that binds a `FieldTree` to a `<form>` element.
@@ -17,7 +18,7 @@ import {FieldTree} from '../api/types';
  * It automatically:
  * 1. Sets `novalidate` on the form element to disable browser validation.
  * 2. Listens for the `submit` event, prevents the default behavior, and calls `submit()` on the
- * `FieldTree`.
+ * `FieldTree` if it defines its own submission options.
  *
  * @usageNotes
  *
@@ -42,6 +43,14 @@ export class FormRoot<T> {
 
   protected onSubmit(event: Event): void {
     event.preventDefault();
-    submit(this.fieldTree());
+
+    untracked(() => {
+      const fieldTree = this.fieldTree();
+      const node = fieldTree() as FieldState<unknown> as FieldNode;
+
+      if (node.structure.fieldManager.submitOptions) {
+        submit(fieldTree);
+      }
+    });
   }
 }
diff --git a/packages/forms/signals/src/field/node.ts b/packages/forms/signals/src/field/node.ts
index 55b5a85a69bc..7df69c2b269e 100644
--- a/packages/forms/signals/src/field/node.ts
+++ b/packages/forms/signals/src/field/node.ts
@@ -33,7 +33,7 @@ import type {
   FieldTree,
   MarkAsTouchedOptions,
 } from '../api/types';
-import type {FormField} from '../directive/form_field_directive';
+import type {FormField} from '../directive/form_field';
 import {DYNAMIC} from '../schema/logic';
 import {LogicNode} from '../schema/logic_node';
 import {FieldPathNode} from '../schema/path_node';
diff --git a/packages/forms/signals/src/field/state.ts b/packages/forms/signals/src/field/state.ts
index 347f4aa2d212..2e979ca9a755 100644
--- a/packages/forms/signals/src/field/state.ts
+++ b/packages/forms/signals/src/field/state.ts
@@ -7,7 +7,7 @@
  */
 
 import {computed, signal, Signal} from '@angular/core';
-import type {FormField} from '../directive/form_field_directive';
+import type {FormField} from '../directive/form_field';
 import type {Debouncer, DisabledReason} from '../api/types';
 import {DEBOUNCER} from './debounce';
 import type {FieldNode} from './node';
diff --git a/packages/forms/signals/test/node/ng_signal_form.spec.ts b/packages/forms/signals/test/node/form_root.spec.ts
similarity index 78%
rename from packages/forms/signals/test/node/ng_signal_form.spec.ts
rename to packages/forms/signals/test/node/form_root.spec.ts
index 8944a8e64339..19bd60b45f80 100644
--- a/packages/forms/signals/test/node/ng_signal_form.spec.ts
+++ b/packages/forms/signals/test/node/form_root.spec.ts
@@ -44,7 +44,7 @@ describe('FormRoot', () => {
     expect(formElement.hasAttribute('novalidate')).toBeTrue();
   });
 
-  it('should call submit on the field tree when form is submitted', async () => {
+  it('should call submit if the field tree defines submit options', async () => {
     const fixture = act(() => TestBed.createComponent(TestCmp));
     const component = fixture.componentInstance;
     const formElement = fixture.nativeElement.querySelector('form') as HTMLFormElement;
@@ -53,9 +53,34 @@ describe('FormRoot', () => {
     act(() => formElement.dispatchEvent(event));
 
     expect(event.defaultPrevented).toBe(true);
+    expect(component.f().touched()).toBeTrue();
     expect(component.submitted).toBeTrue();
   });
 
+  it('should not call submit if the field tree does not define submit options', async () => {
+    @Component({
+      template: `
+        <form [formRoot]="f">
+          <button type="submit">Submit</button>
+        </form>
+      `,
+      imports: [FormRoot],
+    })
+    class TestCmpNoSubmit {
+      readonly f = form(signal({}));
+    }
+
+    const fixture = act(() => TestBed.createComponent(TestCmpNoSubmit));
+    const component = fixture.componentInstance;
+    const formElement = fixture.nativeElement.querySelector('form') as HTMLFormElement;
+
+    const event = new Event('submit', {cancelable: true});
+    act(() => formElement.dispatchEvent(event));
+
+    expect(event.defaultPrevented).toBe(true);
+    expect(component.f().touched()).withContext('submit would mark this as touched').toBeFalse();
+  });
+
   it('works when FormsModule is imported', () => {
     @Component({
       template: `
diff --git a/packages/forms/signals/test/web/form_field_directive.spec.ts b/packages/forms/signals/test/web/form_field.spec.ts
similarity index 100%
rename from packages/forms/signals/test/web/form_field_directive.spec.ts
rename to packages/forms/signals/test/web/form_field.spec.ts
diff --git a/packages/forms/signals/test/web/signal_form_control_web.spec.ts b/packages/forms/signals/test/web/signal_form_control_web.spec.ts
index 66684ec1b33f..da4ca61b3381 100644
--- a/packages/forms/signals/test/web/signal_form_control_web.spec.ts
+++ b/packages/forms/signals/test/web/signal_form_control_web.spec.ts
@@ -12,7 +12,7 @@ import {FormControl, FormGroup, ReactiveFormsModule} from '@angular/forms';
 import {disabled} from '@angular/forms/signals';
 
 import {SignalFormControl} from '../../compat';
-import {FormField} from '../../src/directive/form_field_directive';
+import {FormField} from '../../src/directive/form_field';
 
 describe('SignalFormControl (web)', () => {
   beforeEach(() => {