#11 King Protea

King Protea has big flowers that are nearly 12 inches in diameter. It loves full sun. Needs soil condition from average to rocky very well-drained; special prefers acidic soil.

#12 Oriental Poppy

The poppy plant will reward you with flowers that are bigger than your hand. It loves full sun, needs fertile, well-drained soil with average moisture.

#13 Tree Peony

The Tree Peony can create flowers that measure up to 9 or 10 inches in diameter. It loves full sun to part shade, needs fertile loam.

#14 Giant Water Lily

Giant Water Lily has enormous white flowers that appear to rest on the surface of the water. It loves full sun and needs submerged rich loam.

#15 Moonflower

Moonflower gives you large white flowers with near-perfect circular shapes. The flower loves full sun, can tolerate any soil type.

#16 Giant Zinnia

Giant Zinnia is famous for its small and rounded petals. It grows in tight and overlapping layers for a lush effect. It loves full sun and needs moist, well-drained soil.

#17 Amaryllis

Amaryllis grows with multiple layers of overlapping petals. The enormous and colorful blooms appear in small clusters. It loves full sun to part shade.

#18 Angel’s Trumpet

Angel’s Trumpet gives big, beautiful flowers up to 10 inches across and a thrilling 1.5 feet long. It loves full sun and needs moist but well-drained soil.

#19 Dinner-plate Dahlia

This flowers can grow to the size of a large plate and it has many layers of petals. It loves full sun and needs rich, well-drained soil.

#20 Camellia

When this Camellia starts to bloom, it is the time your yard comes alive with huge blooms. It loves part shade; needs moist, acidic, well-drained soil.