Why don't African violets bloom? Why can't African violets bloom?

Should geraniums be planted in deep or shallow pots?

Why doesn't the凤凰木 (Hong Kong Orchid Tree) bloom? Why doesn't the凤凰木 bloom?

Can water lilies be cultivated in water? Can water lilies be hydroponically cultivated?

Why doesn't the snapdragon flower? Why doesn't the snapdragon flower? Why doesn't the snapdragon flower?

Why do the leaves of the water lily wither when they emerge above the water surface?

Why don't tomatoes bloom? Why don't tomatoes bloom? Why don't tomatoes bloom?

Can the leaves of the water lily separate from the water surface? Can the leaves of the water lily float on the water surface?

Why doesn't the dwarf morning glory bloom? Why won't the dwarf morning glory flower?

What colors do water lilies have? What are the colors of water lilies?