Calendula

Calendula officinalis, Asteraceae

Zones

2a–11b

Layer

Herbaceous

Lifespan

Annual

Growth

Fast

Guild Roles

Pollinator AttractorDynamic AccumulatorBeneficial Insect HabitatPest Confuser

Growing Conditions

Sun

Full Sun (optimal)Partial Sun (acceptable)

Water

ModerateModerate

Soil pH

6 – 7

Tolerances

Drought

Frost

Heat

Pest Resistance

Disease Resist.

Companion Plants

TomatoSolanum lycopersicum

Trap CropBeneficial Insect Habitat

CucumberCucumis sativus

Beneficial Insect Habitat

Napa CabbageBrassica rapa var. pekinensis

Trap CropPollinator Sharing

MizunaBrassica rapa var. japonica

Trap CropBeneficial Insect Habitat

PomeloCitrus maxima

Beneficial Insect HabitatPollinator Sharing

Snow PeaPisum sativum var. saccharatum

Nitrogen FixationPollinator SharingTrap Crop

Persian LimeCitrus × latifolia

Beneficial Insect HabitatTrap Crop

BorageBorago officinalis

Pollinator SharingBeneficial Insect HabitatTrap Crop

Pyrethrum DaisyTanacetum cinerariifolium

Pest DeterrentBeneficial Insect Habitat

Antagonistic Plants

Empress TreePaulownia tomentosa

Empress tree's large leaves and possible allelopathic effects suppress calendula growth

GinkgoGinkgo biloba

Ginkgo's leaf compounds can inhibit calendula seed germination and seedling growth

Uses

Functions

Nutrient AccumulationFoodMedicine

Edible Parts

Flowers

Common Questions

What zones does Calendula grow in?

Calendula grows in USDA hardiness zones 2a through 11b.

What are good companion plants for Calendula?

Good companions for Calendula include Tomato, Cucumber, Napa Cabbage, Mizuna, Pomelo.

Design guilds with Calendula and see companion relationships visually.

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