diff --git a/tests/test_convhull.py b/tests/test_convhull.py
index 94e6a35..f7b44c0 100644
--- a/tests/test_convhull.py
+++ b/tests/test_convhull.py
@@ -14,10 +14,15 @@
     get_chull_division_areas,
     get_chull_areas_via_intersection,
     get_chull_intersection_vectors,
+    get_chull_intersection_vectors_left,
+    get_chull_intersection_vectors_right,
+    get_chull_area_via_intersection_above,
+    get_chull_area_via_intersection_below,
 )
 from sleap_roots.lengths import get_max_length_pts
 from sleap_roots.points import get_all_pts_array, get_nodes
 from sleap_roots.bases import get_bases
+from sleap_roots.angle import get_vector_angles_from_gravity
 
 
 @pytest.fixture
@@ -210,6 +215,11 @@ def test_get_convhull_features_rice(rice_h5, rice_long_slp, rice_main_slp):
     )
     # Get the crown root from the series
     crown_pts = series.get_crown_points(frame_index)
+
+    # Get the r0 and r1 nodes from the crown root
+    r0_pts = get_bases(crown_pts)
+    r1_pts = get_nodes(crown_pts, 1)
+
     # Get the convex hull from the points
     convex_hull = get_convhull(crown_pts)
     perimeter = get_chull_perimeter(convex_hull)
@@ -217,10 +227,28 @@ def test_get_convhull_features_rice(rice_h5, rice_long_slp, rice_main_slp):
     max_width = get_chull_max_width(convex_hull)
     max_height = get_chull_max_height(convex_hull)
 
+    # Get the intersection vectors
+    left_vector = get_chull_intersection_vectors_left(get_chull_intersection_vectors(r0_pts, r1_pts, crown_pts, convex_hull))
+    right_vector = get_chull_intersection_vectors_right(get_chull_intersection_vectors(r0_pts, r1_pts, crown_pts, convex_hull))
+    # Get angles from gravity
+    left_angle = get_vector_angles_from_gravity(left_vector)
+    right_angle = get_vector_angles_from_gravity(right_vector)
+
+    # Get the intersection areas
+    area_above = get_chull_area_via_intersection_above(get_chull_areas_via_intersection(r1_pts, crown_pts, convex_hull))
+    area_below = get_chull_area_via_intersection_below(get_chull_areas_via_intersection(r1_pts, crown_pts, convex_hull))
+
+    assert left_vector.shape == (1, 2)
+    assert right_vector.shape == (1, 2)
+
     np.testing.assert_almost_equal(perimeter, 1450.6365795858003, decimal=3)
     np.testing.assert_almost_equal(area, 23722.883102604676, decimal=3)
     np.testing.assert_almost_equal(max_width, 64.341064453125, decimal=3)
     np.testing.assert_almost_equal(max_height, 715.6949920654297, decimal=3)
+    np.testing.assert_almost_equal(left_angle, 166.08852115310046, decimal=3)
+    np.testing.assert_almost_equal(right_angle, 0.04343543279020469, decimal=3)
+    np.testing.assert_almost_equal(area_above, 1903.040353098403, decimal=3)
+    np.testing.assert_almost_equal(area_below, 21819.842749506273, decimal=3)
 
 
 # test plant with 2 roots/instances with nan nodes
diff --git a/tests/test_trait_pipelines.py b/tests/test_trait_pipelines.py
index 2ac7288..8f6464c 100644
--- a/tests/test_trait_pipelines.py
+++ b/tests/test_trait_pipelines.py
@@ -237,6 +237,22 @@ def test_older_monocot_pipeline(rice_10do_pipeline_output_folder):
         (0 <= all_traits["crown_angles_proximal_median_p95"].dropna())
         & (all_traits["crown_angles_proximal_median_p95"].dropna() <= 180)
     ).all(), "angle_column in all_traits contains values out of range [0, 180]"
+    assert (
+        (0 <= rice_traits["angle_chull_r1_left_intersection_vector"].dropna())
+        & (rice_traits["angle_chull_r1_left_intersection_vector"].dropna() <= 180)
+    ).all(), "angle column in rice_traits contains values out of range [0, 180]"
+    assert (
+        (0 <= all_traits["angle_chull_r1_left_intersection_vector_p95"].dropna())
+        & (all_traits["angle_chull_r1_left_intersection_vector_p95"].dropna() <= 180)
+    ).all(), "angle column in all_traits contains values out of range [0, 180]"
+    assert (
+        (0 <= rice_traits["angle_chull_r1_right_intersection_vector"].dropna())
+        & (rice_traits["angle_chull_r1_right_intersection_vector"].dropna() <= 180)
+    ).all(), "angle column in rice_traits contains values out of range [0, 180]"
+    assert (
+        (0 <= all_traits["angle_chull_r1_right_intersection_vector_p95"].dropna())
+        & (all_traits["angle_chull_r1_right_intersection_vector_p95"].dropna() <= 180)
+    ).all(), "angle column in all_traits contains values out of range [0, 180]"
 
 
 def test_multiple_dicot_pipeline(