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Cut flowers3 varieties

Calendula

Calendula officinalis

Cool-season annual with edible daisy-like flowers that tolerates light frost and reblooms after cutting. Direct sowing can begin as soon as soil is workable.

Full sun/Part ShadeFROST-TolerantSelf-SeedingDirect-SowHardy Annual
Calendula in the field

Days to maturity

50–55 days

Days to germ.

5–14 days

Spacing

6–18 in

Height

18–26 in

Sun

Full Sun to Partial Shade

Vase life

6–8 days

How we grow it

Germination

Days to germ.
5–14 d
Soil temp
50–85 °F
Depth
0.25 in
Light for germ
dark
Viability
1 yrs

Culture

Days to maturity
50–55 d
Spacing
6–18 in
Height
18–26 in
Sun
Full Sun to Partial Shade
Frost
Hardy to ~25°F · to 25°F · hardy
Sow indoors
No
Outdoor / direct
Yes

Harvest

Cut stage
Pick when half to fully open; snip stems in the morning.
Vase life
6–8 d
Notes
Petals are edible. Yield: Estimated ~40 blossoms/plant

Recent field notes

Observation

I tore out all the plants today because they had all gone to seed and weren't producing many new blossoms anymore.

Observation

I tore out all the plants today because they had all gone to seed and weren't producing many new blossoms anymore.

Observation

I tore out all the plants today because they had all gone to seed and weren't producing many new blossoms anymore.

Observation

First blossom opened.

Observation

I noticed blossoms forming on this plant about a week ago, but didn’t take a photo until today.

Observation

First seedlings germinated.

Varieties

3 varieties on record