Heliotropium – Marine
Attracts: Birds, Butterflies, Hummingbirds
Pinching plants will encourage blooming, deadheading will encourage continuous bloom.
This annual is lovely in containers and borders
Maintenance Category Easy
Water Category Average
Flower Form Landscape, Container
pH C - pH 6.0 - 6.5
EC (2:1 Extraction Method) 0.6 - 0.9
Fertilization 150 - 200
Light Requirements Medium, High
Water Requirements Moderate to Moist
Rooting Out Temperature 65 - 72° Fahrenheit
Growing On Temperature 65 - 72° Fahrenheit
Holding Temperature 50 - 60° Fahrenheit
Planting and Timing Information
Spring through Summer Finish. Standard PPP.
Finishing Times [weeks]
4-5" and Quart Pot : 6-8
6" and Gallon Pot : 8-10
7-9" Pot : 10-12
10-12" and Two Gallon Pot : 12-14
Pinching and Growth Regulators
Pinch once, 2 weeks after liner planting. PGRs are not necessary for most varieties. B-9 at 2500 or Sumagic at 5 to 10 ppm will help control growth if necessary.
Pest and Disease Management
General pest and disease practices as listed in notes. Watch for white flies. A preventative fungicide drench at planting will be helpful. In poor weather conditions avoid wet soil and moisture on the foliage.
-Marine is the most vigorous Heliotropium arborescens.
In low light conditions avoid wet soil and moisture on the foliage.