Elecampane - Inula helenium
When to plant iSowing / transplanting
First harvest after 2 years
When to harvest iHarvest period
Height iAverage height
54 inches
(137 cm)
Planting distance iPlanting distance
24 inches
(61 cm)
Sowing depth iSowing depth
0.5 inches
(1.3 cm)
Elecampane growing conditions
Relative growing difficulty iRelative growing difficulty
Soil & fertilization iSoil & fertilization difficulty
Care & maintenance iCare & maintenance difficulty
Pest & diseases iPests & diseases difficulty
Sun / Shade iSun / shade tolerance
Soil type iSoil types
Soil PH iSoil PH
Moisture / drainage iSoil drainage
USDA hardiness zone iUSDA hardiness zones
RHS hardiness iRHS hardiness rating
