Orobanche calendulae
Orobanche calendulae, or Calendula broomrape, is an annual ornamental plant that requires full sun and medium water. It is suited for USDA zones 6–10, growing to a height of 0.2–0.4 meters. This plant prefers loamy or sandy soil and blooms with yellow flowers from May to August. It is not fragrant, does not attract pollinators, is non-toxic, and not evergreen.
Light
Full sun
Watering
Medium water
Soil
Loamy, Sandy
Height
0.2–0.4 m
Spread
0.1–0.2 m
Zones
6–10
Flower colors