define annual, biennial and perennial plants with examples
Annual plants germinate, bloom, set seed and die all in one year. Biennial plants have a life cycle of two years so they germinate and grow one year, ...
perennial sunflower varieties uk
Popular Varieties of Perennial Helianthus Good cultivars include: 'Capenoch Star' with lemon yellow flowers, 'Flore Pleno' with double bright yellow b...
tall plant with large flowers
Perennial Hibiscus This giant plant produces 12-inch-wide flowers in stunning shades of red, pink, and white on stems that can tower over your garden....