Charlock Mustard

Mutarda arvensis

Native to:
Afghanistan, Albania, Algeria, Austria, Azores, Baleares, Baltic States, Belarus, Belgium, Bulgaria, Canary Is., China, Corse, Cyprus, Czechia-Slovakia, Denmark, East Aegean Is., Egypt, France, Germany, Greece, Gulf States, Hungary, Iran, Iraq, Italy, Kazakhstan, Kirgizstan, Kriti, Krym, Kuwait, Labrador, Lebanon-Syria, Libya, Madeira, Morocco, Netherlands, North Caucasus, Norway, NW. Balkan Pen., Oman, Pakistan, Palestine, Poland, Portugal, Romania, Russia, Sardegna, Saudi Arabia, Sicilia, Sinai, Spain, Sweden, Switzerland, Tadzhikistan, Transcaucasus, Tunisia, Türkiye, Türkiye-in-Europe, Turkmenistan, Ukraine, Uzbekistan, Virgin Islands

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Brassicaceae
Genus:
Mutarda
Species:
Mutarda arvensis
USDA Symbol:
SIAR4

Growth Characteristics

Life Cycle:
Annual
Growth Habit:
Forb/herb
Height:
80 cm
Light Requirements:
Full Sun
Drought Tolerance:
Medium
Bloom Months:
apr,may,jun,jul,aug,sep
Bloom Colors:
yellow

Wildlife Benefits

Bees:
★☆☆☆☆ Documented bee visitation (GBIF)
Butterflies & Moths:
★☆☆☆☆ Documented Lepidoptera association (GBIF)
Caterpillars:
★★☆☆☆ Recorded caterpillar host plant (HOSTS Database)

Host Plant for Caterpillars

Lucerne Moth (Nomophila nearctica), Western yellowstriped armyworm (Spodoptera praefica), Checkered White (Pontia protodice), Large Marble (Euchloe ausonides), Sara Orangetip (Anthocharis sara), Small White (Pieris rapae)

Garden & Ecology Notes

Wildlife Value:
bees, butterflies

Soil Requirements

Soil Type:
rich, well-drained loamy soil
pH:
6.0 - 7.5 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
prefers open, sunny locations

Propagation & Germination

Stratification:
None required
Germination Time:
5–14 days
Notes:
Seeds germinate readily without pretreatment in warm conditions.

The above propagation data sourced from Claude AI