Usually listed on the plant care tag will be the suggested sun/shade requirements for best growth of your flowers and plants.
Where to plant your flowers and plants is an important question to ask before actually putting them in the ground.
Is your garden area full of direct sun?
Is it in direct sun only half the day?
Are there trees or buildings around the garden areas where you want to plant your flowers?
The easy care plants on this website are well-suited to garden areas of full sun to partial sun/shade.