diff --git a/core/flyout_base.ts b/core/flyout_base.ts
index 76d2e8f8c..77eae8cca 100644
--- a/core/flyout_base.ts
+++ b/core/flyout_base.ts
@@ -649,7 +649,7 @@ export abstract class Flyout
     const parsedContent = toolbox.convertFlyoutDefToJsonArray(flyoutDef);
     const flyoutInfo = this.createFlyoutInfo(parsedContent);
 
-    renderManagement.triggerQueuedRenders();
+    renderManagement.triggerQueuedRenders(this.workspace_);
 
     this.layout_(flyoutInfo.contents, flyoutInfo.gaps);
 
@@ -1235,8 +1235,7 @@ export abstract class Flyout
     }
 
     // Clone the block.
-    // TODO(#7432): Add a saveIds parameter to `save`.
-    const json = blocks.save(oldBlock, {saveIds: false}) as blocks.State;
+    const json = blocks.save(oldBlock) as blocks.State;
     // Normallly this resizes leading to weird jumps. Save it for terminateDrag.
     targetWorkspace.setResizesEnabled(false);
     const block = blocks.append(json, targetWorkspace) as BlockSvg;
diff --git a/core/render_management.ts b/core/render_management.ts
index 541459860..f0ec2a133 100644
--- a/core/render_management.ts
+++ b/core/render_management.ts
@@ -6,12 +6,13 @@
 
 import {BlockSvg} from './block_svg.js';
 import * as userAgent from './utils/useragent.js';
+import type {WorkspaceSvg} from './workspace_svg.js';
 
 /** The set of all blocks in need of rendering which don't have parents. */
 const rootBlocks = new Set<BlockSvg>();
 
 /** The set of all blocks in need of rendering. */
-let dirtyBlocks = new WeakSet<BlockSvg>();
+const dirtyBlocks = new WeakSet<BlockSvg>();
 
 /**
  * The promise which resolves after the current set of renders is completed. Or
@@ -75,12 +76,14 @@ export function finishQueuedRenders(): Promise<void> {
  * cases where queueing renders breaks functionality + backwards compatibility
  * (such as rendering icons).
  *
+ * @param workspace If provided, only rerender blocks in this workspace.
+ *
  * @internal
  */
-export function triggerQueuedRenders() {
-  window.cancelAnimationFrame(animationRequestId);
-  doRenders();
-  if (afterRendersResolver) afterRendersResolver();
+export function triggerQueuedRenders(workspace?: WorkspaceSvg) {
+  if (!workspace) window.cancelAnimationFrame(animationRequestId);
+  doRenders(workspace);
+  if (!workspace && afterRendersResolver) afterRendersResolver();
 }
 
 /**
@@ -110,10 +113,16 @@ function queueBlock(block: BlockSvg) {
 
 /**
  * Rerenders all of the blocks in the queue.
+ *
+ * @param workspace If provided, only rerender blocks in this workspace.
  */
-function doRenders() {
-  const workspaces = new Set([...rootBlocks].map((block) => block.workspace));
-  const blocks = [...rootBlocks].filter(shouldRenderRootBlock);
+function doRenders(workspace?: WorkspaceSvg) {
+  const workspaces = workspace
+    ? new Set([workspace])
+    : new Set([...rootBlocks].map((block) => block.workspace));
+  const blocks = [...rootBlocks]
+    .filter(shouldRenderRootBlock)
+    .filter((b) => workspaces.has(b.workspace));
   for (const block of blocks) {
     renderBlock(block);
   }
@@ -125,9 +134,19 @@ function doRenders() {
     block.updateComponentLocations(blockOrigin);
   }
 
-  rootBlocks.clear();
-  dirtyBlocks = new Set();
-  afterRendersPromise = null;
+  for (const block of blocks) {
+    dequeueBlock(block);
+  }
+  if (!workspace) afterRendersPromise = null;
+}
+
+/** Removes the given block and children from the render queue. */
+function dequeueBlock(block: BlockSvg) {
+  rootBlocks.delete(block);
+  dirtyBlocks.delete(block);
+  for (const child of block.getChildren(false)) {
+    dequeueBlock(child);
+  }
 }
 
 /**
diff --git a/package-lock.json b/package-lock.json
index 63fa0b775..d9fdbeded 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "blockly",
-  "version": "10.3.0",
+  "version": "10.3.1",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "blockly",
-      "version": "10.3.0",
+      "version": "10.3.1",
       "hasInstallScript": true,
       "license": "Apache-2.0",
       "dependencies": {
diff --git a/package.json b/package.json
index aaf3fad2a..8c0b05750 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "blockly",
-  "version": "10.3.0",
+  "version": "10.3.1",
   "description": "Blockly is a library for building visual programming editors.",
   "keywords": [
     "blockly"
diff --git a/tests/mocha/render_management_test.js b/tests/mocha/render_management_test.js
index d5d957df4..4a69d2bab 100644
--- a/tests/mocha/render_management_test.js
+++ b/tests/mocha/render_management_test.js
@@ -57,4 +57,69 @@ suite('Render Management', function () {
       return promise;
     });
   });
+
+  suite('triggering queued renders', function () {
+    function createMockBlock(ws) {
+      return {
+        hasRendered: false,
+        renderEfficiently: function () {
+          this.hasRendered = true;
+        },
+
+        // All of the APIs the render management system needs.
+        getParent: () => null,
+        getChildren: () => [],
+        isDisposed: () => false,
+        getRelativeToSurfaceXY: () => ({x: 0, y: 0}),
+        updateComponentLocations: () => {},
+        workspace: ws || createMockWorkspace(),
+      };
+    }
+
+    function createMockWorkspace() {
+      return {
+        resizeContents: () => {},
+      };
+    }
+
+    test('triggering queued renders rerenders blocks', function () {
+      const block = createMockBlock();
+      Blockly.renderManagement.queueRender(block);
+
+      Blockly.renderManagement.triggerQueuedRenders();
+
+      chai.assert.isTrue(block.hasRendered, 'Expected block to be rendered');
+    });
+
+    test('triggering queued renders rerenders blocks in all workspaces', function () {
+      const workspace1 = createMockWorkspace();
+      const workspace2 = createMockWorkspace();
+      const block1 = createMockBlock(workspace1);
+      const block2 = createMockBlock(workspace2);
+      Blockly.renderManagement.queueRender(block1);
+      Blockly.renderManagement.queueRender(block2);
+
+      Blockly.renderManagement.triggerQueuedRenders();
+
+      chai.assert.isTrue(block1.hasRendered, 'Expected block1 to be rendered');
+      chai.assert.isTrue(block2.hasRendered, 'Expected block2 to be rendered');
+    });
+
+    test('triggering queued renders in one workspace does not rerender blocks in another workspace', function () {
+      const workspace1 = createMockWorkspace();
+      const workspace2 = createMockWorkspace();
+      const block1 = createMockBlock(workspace1);
+      const block2 = createMockBlock(workspace2);
+      Blockly.renderManagement.queueRender(block1);
+      Blockly.renderManagement.queueRender(block2);
+
+      Blockly.renderManagement.triggerQueuedRenders(workspace1);
+
+      chai.assert.isTrue(block1.hasRendered, 'Expected block1 to be rendered');
+      chai.assert.isFalse(
+        block2.hasRendered,
+        'Expected block2 to not be rendered',
+      );
+    });
+  });
 });