Longflower Evening Primrose (Oenothera Affinis) is a annual herb in the Onagraceae family with easy care difficulty. It requires moderate watering and full sun light in USDA hardiness zones 9-11. This plant is safe for cats and dogs.
Oenothera affinis is a species of flowering plant in the evening primrose family, native to South America, primarily Bolivia to Brazil. It is known for its long flowers and grows mostly in subtropical biomes.

Longflower Evening Primrose
Oenothera Affinis
Oenothera affinis is a species of flowering plant in the evening primrose family, native to South America, primarily Bolivia to Brazil. It is known for its long flowers and grows mostly in subtropical biomes.
Quick Facts
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Growing Conditions
Care Calendar
Monthly care tasks for Longflower Evening Primrose
Expert Care Tips
Pro tips from botanists and plant experts
Watering Tip
Check soil moisture by inserting your finger 1 inch deep. Water only when the top layer feels dry to prevent overwatering.
Humidity Trick
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Growth Hack
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