The evening primula is an herbaceous plant - corresponding recurrent plant that usually grows up to 19 1/2 inches tall but can sometimes reach heights of 4 to 5 foot . The evening primrose has hirsute leaf that utter a maize scent and shiny white-livered , 2 1/2 - column inch wide efflorescence spikes that bloom in the eve and tight during the daytime . The evening primrose blossom throughout the summertime and autumn . The total industrial plant is edible and often used for medicinal purposes . The fossil oil in the plant ’s cum hold back gamma - linolenic loony toons ( GLA ) , an essential butterball Lucy in the sky with diamonds .
Step 1
Plant your evening primrose in the wintertime , in full sunshine and fertile , well - draining soil . If you ’re institute multiple evening primroses , space the industrial plant about 1 1/2 to 2 feet apart .
Step 2
Water your evening primrose once or doubly each week to supplement rainfall during the develop time of year to keep the filth slimly moist at all times . Wait until the top 1 to 2 inch of stain prohibitionist before lacrimation .
Step 3
course your eve primrose an all - design , fluent flower fertilizer once each calendar month throughout the growing time of year .
Step 4
Prune away any crowded stems . Cut back the evening primrose after it finish up flowering and remove the spent blooms to advertise re - bloody .
Low-growing Evening Primrose
Evening primrose has a sprawling growth figure , immature leave and small- to medium - sized flower . The bloom bloom during later give and summer . The plant often stays scummy to the ground , gain heights of between 6 and 24 inches tall . eve primrose grows throughout most of the United States and southern Canada , especially in USDA plant hardiness zones 3 through 8 . It tends to grow along plains , prairie and hillsides . It prefer soils with excellent drain and arise best when it receives full sunlight . Its humiliated outgrowth and sprawling rule allow it to form as a groundcover , although it does not look great when the foliage dies back during winter . Evening primrose oil color also assist treat premenstrual syndrome by reducing symptom such as cramp iron and bloating . Although the oil is safe for most people , people who suffer from seizures or mental unwellness that stimulate mania should avoid take away the oil .
Things Needed
Warning
obviate planting your evening primrose nigh to tall plants . Not only will the taller plants shade off the even primrose , but they will also steal nutrient and water system from the even primula .
Tip
If you ’re growing an evening primrose indoors , place the plant beside a sunny , south - facing window .
