Thorn AcaciasĪcacias need no introduction. The flowers typically develop in four-petal pinwheels. The crown of thorns produces flowers that range in color, from deep red to pale pink, yellow, peach, cream, etc. However, recent cultivars come with thorns that have significantly reduced in number, size, and sharpness. The original species had very prominent thorns, which explains how the plant got its name. The plant is incredibly drought-tolerant and can thrive in regions with minimal precipitation.Ĭrown of thorns comes in multiple cultivars. The crown of thorns traces its origin in Madagascar. So, you can plant it around the edge of your flower garden as a barrier plant. The plant also has thorns dotting nearly the entire length of its 15 – 40-foot vines.īougainvillea’s high affinity for heat and sunshine makes it a perfect outdoor garden plant. Upon full maturity, bougainvillea produces beautiful triangular-shaped blossoms that sport a variety of colors, including white, purple, pink, orange, and yellow. The plant grows into a thick vine that should be trained onto trellis or fence early enough to prevent pests, diseases, and stunted growth.īetter yet, you can prune the vines and use them for indoor decorative purposes. Bougainvilleaīougainvillea is a top recommendation if you’re looking for a thorn-producing climbing plant. Related: Bonsai Basics: Tips And Tricks For Growing A Healthy Bonsai Plant 3. The shrub is also fairly resilient and can thrive in various climatic conditions. The best part about flowering quince is that it produces edible apple-like fruits. The thorns are strategically positioned along individual tree branches, acting as a deterrent to wayward animals.
The plant produces dark-green shiny leaves which are known for their high affinity for sunshine.įlowering quince also produces thorns.
Flowering Quinceįlowering quince is a shrub that grows up to 10 feet tall, famous for its rose-like bloom. Of all rose species, Rugosa roses (Rose rugosa) produce the biggest thorns. And according to botanists, these plants produce prickles as a way of protecting themselves from being eaten by animals that may be drawn to their sweet aroma.Īnother thing worth noting is that the length and size of thorns differ by species. Roses are noted for their irresistible fragrance.
Those spiky structures are known as prickles.
Well, technically, roses do not produce true thorns. It’s almost impossible to discuss thorny flowering plants without the iconic rose flower coming to mind.
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