Don't judge a prickly plant by it's prickle! Both these plants have prickly leaves and can easily be confused for each other, but don't be fooled. The first plant is an invasive How Do I Grow Cucumbers? Planting & Harvest Guide joegardener Canna 'African Sunset' (Bare Root) Mediterranean Pink Heather A "flower" is the part of a plant which is often brightly coloured, grows at the end of a stem, and only survives for a short time. E.g. "Each individual flower is 3 in 1 Plant Spray 24 fl. oz. Ready to Use Earth's Ally