Scientific Name:
Calendula officinalis
Pronunciation:
ka-LEN-dew-luh oh-fiss-ih-NAH-liss
Common Name:
pot marigold, English marigold
Family Name:
Asteraceae
Plant Type:
Annual (grown as)
Key ID Features:
Annual 20-75cm tall; basal leaves oblong-obovate or spatulate, 3-12(-20)cm long x 1-3(-6)cm wide, stem leaves oblong-oblanceolate, 5-15cm long x 1-3cm wide, fragrant; flower head daisy- or chrysanthemum-like, 6-10cm wide, bright yellow to deep orange; ray achenes relatively large, C-shaped, and prickly on one side, Apr-Nov.
Habit:
Upright
Form:
Irregular
Texture:
Medium - coarse
Mature Height:
0.2 - 0.4m
Mature Spread:
0.3 - 0.6m
Growth Rate:
Fast
Origin:
Europe (Spain)
Hardiness Rating:
Zone 2: (-46 to -40 °C)
Exposure:
Full sun, Part sun/part shade
Soil/Growing Medium:
Well-drained
Landscape Uses:
Attract butterflies, Bedding plant, Container planting, Medicinal plant
Additional Info:
Leaf Morphology:
Form:
Simple
Arrangement:
Alternate, Basal
Texture/Venation:
Soft flexible, Pinnate venation
Surfaces:
Pubescent
Colour in Fall:
Yellow, Brown
Shapes:
Oblanceolate, Oblong, Spatulate
Apices:
Obtuse
Bases:
Decurrent
Margins:
Dentate, Entire
Inflorescence Type:
Head (capitulum)
Flower Morphology:
Flowers perfect
Colour (petals):
Showy, Orange, Yellow (Some cultivars have pastel shades or are bicolored)
Flower Scent:
None
Flower Time at Peak:
Apr, May, Jun, Jul, Aug, Sep, Oct, Nov
Fruit Type:
Cypsela (achene + calyx)
Fruit Colour:
Brown
Fruiting Time:
Jun, Jul, Aug, Sep, Oct
Additional Info:
Not showy
Bark or Stem Colour:
Green
Maintenance:
Medium
Pest Susceptibility:
Aphids or adelgids, Mildew, Slugs or snails, Whitefly or psyllids (Rabbit resistant)
