angles appearance blue branch branches branching Cacti cactus clusters columnar edges flora frilled frills fruit fruiting garden-display green green-fruit height high irregular large leaf light long multiple-branched perennial points prickles Prickly protection ribbed ribbing shade shadows shapes sharp sky spikes spines succulent sunlight sunshine surface surfaces tall textures Unripe unusual appearances arid clumps colorful coloring colors colourful colouring colours display edge garden-plants greenery leaves ornamental perennials plants pointed ribs shape short-spikes small-spines spiny succulents variations variety annuals berry cut distinctive edible fruit egg-shaped elongated flavor flavour food glossy healthy herbaceous inside juicy love apple mild nightshade family pear-shaped red ripe round salad food savory savoury seed pods seeds shiny smooth-skinned snack food Solanaceae solanum sweet tasty tomato tomatoes varieties vines vine