Fertilizer For Four Oclock Flowers. Like daylilies four oclock flowers bloom just a single time then wilt and eventually fall off the plant. They will do well in rich well composted soil as they are big eaters.
Plant it in any soil even clay where it will get plenty of sun and heat. Hence the name and close up again the following morning. Mirabilis multiflora is called the Colorado four oclock.
As soon as seedlings emerge provide plenty of light on a sunny.
By now you may wonder what four oclock flowers. Apr 16 2017 Four OClocks are generally easy to grow. Keep the containers well watered and fertilized monthly. Name Mirabilis Family Nyctaginaceae Type perennial annual.