diff --git a/src/Illuminate/Collections/Collection.php b/src/Illuminate/Collections/Collection.php
index 29aeccfdb419..5edee040f47e 100644
--- a/src/Illuminate/Collections/Collection.php
+++ b/src/Illuminate/Collections/Collection.php
@@ -512,7 +512,7 @@ public function implode($value, $glue = null)
     {
         $first = $this->first();
 
-        if (is_array($first) || is_object($first)) {
+        if (is_array($first) || (is_object($first) && ! $first instanceof Stringable)) {
             return implode($glue, $this->pluck($value)->all());
         }
 
diff --git a/tests/Support/SupportCollectionTest.php b/tests/Support/SupportCollectionTest.php
index c59a1e41a5b8..b40e2411193c 100755
--- a/tests/Support/SupportCollectionTest.php
+++ b/tests/Support/SupportCollectionTest.php
@@ -12,6 +12,7 @@
 use Illuminate\Support\Collection;
 use Illuminate\Support\HtmlString;
 use Illuminate\Support\LazyCollection;
+use Illuminate\Support\Str;
 use InvalidArgumentException;
 use JsonSerializable;
 use Mockery as m;
@@ -1784,6 +1785,17 @@ public function testImplode($collection)
         $data = new $collection(['taylor', 'dayle']);
         $this->assertSame('taylordayle', $data->implode(''));
         $this->assertSame('taylor,dayle', $data->implode(','));
+
+        $data = new $collection([
+            ['name' => Str::of('taylor'), 'email' => Str::of('foo')],
+            ['name' => Str::of('dayle'), 'email' => Str::of('bar')],
+        ]);
+        $this->assertSame('foobar', $data->implode('email'));
+        $this->assertSame('foo,bar', $data->implode('email', ','));
+
+        $data = new $collection([Str::of('taylor'), Str::of('dayle')]);
+        $this->assertSame('taylordayle', $data->implode(''));
+        $this->assertSame('taylor,dayle', $data->implode(','));
     }
 
     /**