diff --git a/Source/Fractorium/Fractorium.cpp b/Source/Fractorium/Fractorium.cpp
index 09dee6b..c7efd2e 100644
--- a/Source/Fractorium/Fractorium.cpp
+++ b/Source/Fractorium/Fractorium.cpp
@@ -1234,6 +1234,7 @@ void Fractorium::SetTabOrders()
 	w = SetTabOrder(this, w, ui.SequenceLinearCheckBox);
 	w = SetTabOrder(this, w, ui.SequenceGenerateButton);
 	w = SetTabOrder(this, w, ui.SequenceRenderButton);
+	w = SetTabOrder(this, w, ui.SequenceClearButton);
 	w = SetTabOrder(this, w, ui.SequenceSaveButton);
 	w = SetTabOrder(this, w, ui.SequenceOpenButton);
 	w = SetTabOrder(this, w, ui.SequenceTree);
diff --git a/Source/Fractorium/Fractorium.h b/Source/Fractorium/Fractorium.h
index 8ea9795..52dcfc0 100644
--- a/Source/Fractorium/Fractorium.h
+++ b/Source/Fractorium/Fractorium.h
@@ -206,6 +206,7 @@ public slots:
 	void OnSequenceAllButtonClicked(bool checked);
 	void OnSequenceGenerateButtonClicked(bool checked);
 	void OnSequenceRenderButtonClicked(bool checked);
+	void OnSequenceClearButtonClicked(bool checked);
 	void OnSequenceSaveButtonClicked(bool checked);
 	void OnSequenceOpenButtonClicked(bool checked);
 	void OnSequenceRandomizeStaggerCheckBoxStateChanged(int state);
diff --git a/Source/Fractorium/Fractorium.ui b/Source/Fractorium/Fractorium.ui
index ff1e9aa..6227811 100644
--- a/Source/Fractorium/Fractorium.ui
+++ b/Source/Fractorium/Fractorium.ui
@@ -8097,6 +8097,16 @@
               </property>
              </widget>
             </item>
+            <item>
+             <widget class="QPushButton" name="SequenceClearButton">
+              <property name="toolTip">
+               <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;Clear the sequence of generated thumbnails.&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
+              </property>
+              <property name="text">
+               <string>Clear</string>
+              </property>
+             </widget>
+            </item>
             <item>
              <widget class="QPushButton" name="SequenceSaveButton">
               <property name="toolTip">
diff --git a/Source/Fractorium/FractoriumEmberController.h b/Source/Fractorium/FractoriumEmberController.h
index a7d0d95..d015c40 100644
--- a/Source/Fractorium/FractoriumEmberController.h
+++ b/Source/Fractorium/FractoriumEmberController.h
@@ -136,6 +136,7 @@ public:
 	virtual void Delete(const vector<pair<size_t, QTreeWidgetItem*>>& v) { }
 	virtual void FillSequenceTree() { }
 	virtual void SequenceGenerateButtonClicked() { }
+	virtual void SequenceClearButtonClicked() { }
 	virtual void SequenceSaveButtonClicked() { }
 	virtual void SequenceOpenButtonClicked() { }
 
@@ -428,6 +429,7 @@ public:
 	void StopAllPreviewRenderers() override;
 	void FillSequenceTree() override;
 	void SequenceGenerateButtonClicked() override;
+	void SequenceClearButtonClicked() override;
 	void SequenceSaveButtonClicked() override;
 	void SequenceOpenButtonClicked() override;
 
diff --git a/Source/Fractorium/FractoriumLibrary.cpp b/Source/Fractorium/FractoriumLibrary.cpp
index 72a7f9d..9cbb207 100644
--- a/Source/Fractorium/FractoriumLibrary.cpp
+++ b/Source/Fractorium/FractoriumLibrary.cpp
@@ -17,6 +17,7 @@ void Fractorium::InitLibraryUI()
 	connect(ui.SequenceAllButton,           SIGNAL(clicked(bool)), this, SLOT(OnSequenceAllButtonClicked(bool)),           Qt::QueuedConnection);
 	connect(ui.SequenceGenerateButton,      SIGNAL(clicked(bool)), this, SLOT(OnSequenceGenerateButtonClicked(bool)),      Qt::QueuedConnection);
 	connect(ui.SequenceRenderButton,        SIGNAL(clicked(bool)), this, SLOT(OnSequenceRenderButtonClicked(bool)),        Qt::QueuedConnection);
+	connect(ui.SequenceClearButton,         SIGNAL(clicked(bool)), this, SLOT(OnSequenceClearButtonClicked(bool)),        Qt::QueuedConnection);
 	connect(ui.SequenceSaveButton,          SIGNAL(clicked(bool)), this, SLOT(OnSequenceSaveButtonClicked(bool)),          Qt::QueuedConnection);
 	connect(ui.SequenceOpenButton,          SIGNAL(clicked(bool)), this, SLOT(OnSequenceOpenButtonClicked(bool)),          Qt::QueuedConnection);
 	connect(ui.SequenceRandomizeStaggerCheckBox,           SIGNAL(stateChanged(int)),    this, SLOT(OnSequenceRandomizeStaggerCheckBoxStateChanged(int)),           Qt::QueuedConnection);
@@ -773,6 +774,19 @@ void Fractorium::OnSequenceRenderButtonClicked(bool checked)
 	}
 }
 
+/// <summary>
+/// Clear the sequence.
+/// </summary>
+template <typename T>
+void FractoriumEmberController<T>::SequenceClearButtonClicked()
+{
+	const auto tree = m_Fractorium->ui.SequenceTree;
+	m_SequencePreviewRenderer->Stop();
+	tree->clear();
+}
+
+void Fractorium::OnSequenceClearButtonClicked(bool checked) { m_Controller->SequenceClearButtonClicked(); }
+
 /// <summary>
 /// Save the sequence to a file.
 /// </summary>