Large Evening Primrose
Taxonomy
Oenothera grandis
Oenothera
Onagraceae
Myrtales
How to care for Large Evening Primrose
How often to water your Large Evening Primrose
every 9
Large Evening Primrose needs 0.5 cups of water every 9 when it doesn’t get direct sunlight and is potted in a 5" pot.
Use our water calculator to personalize watering recommendations to your environment or download Greg for more advanced recommendations for all of your plants.
Water 0.5 cups every
9
Finding light for Large Evening Primrose in your home
a window
Large Evening Primrose love being close to bright, sunny windows 😎.
Place it less than 1ft from a south-facing window to maximize the potential for growth.
Large Evening Primrose does not tolerate low-light 🚫.
Select your region to see how the current weather in your area affects the placement of Large Evening Primrose in your home 🏡.
How to fertilize Large Evening Primrose
Most potting soils come with ample nutrients which plants use to produce new growth.
By the time your plant has depleted the nutrients in its soil it’s likely grown enough to need a larger pot anyway.
To replenish this plant's nutrients, repot your Large Evening Primrose after it doubles in size or once a year—whichever comes first.
Care Summary for Large Evening Primrose
Large Evening Primrose
Greg recommends:
Water
0.5 cups every 9 days
Placement
< 1ft from a window
Nutrients
Repot after 2x growth
Based on the 4” pot your plant is in, and that it doesn’t get direct sunlight.