Azaleas: Prefers acidic soil and coffee grounds can help maintain the right pH level.
Rhododendrons: Enjoys acidic soil conditions; coffee grounds can enhance soil acidity and provide nutrients.
Blueberries: Thrives in acidic soil; coffee grounds can help lower soil pH and improve berry production.
Camellias: Prefer acidic soil; coffee grounds can boost soil acidity and improve flowering.
Gardenias: Acidic soil is ideal for them; coffee grounds can help maintain the necessary pH balance.
Hydrangeas: Acid-loving varieties benefit from coffee grounds, which can help produce blue flowers.
Ferns: Many ferns prefer acidic soil; coffee grounds can help provide a more suitable growing environment.
Pineapple Sage: Thrives in acidic soil conditions; coffee grounds can help maintain soil acidity and promote healthy growth.