Valley Mayweed

Matricaria occidentalis

Native to:
Mexican Pacific Is., Mexico, United States

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Asteraceae
Genus:
Matricaria
Species:
Matricaria occidentalis
USDA Symbol:
MAOC

Growth Characteristics

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

Garden & Ecology Notes

Wildlife Value:
insects
Deer Resistant:
Yes
Salt Tolerant:
Yes
Fragrant:
Yes

Soil Requirements

Soil Type:
moist, well-drained sandy loam
pH:
6.0 - 7.5 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
consistently moist
Notes:
commonly found in wet meadows and stream banks

Propagation & Germination

Stratification:
None required
Germination Time:
7–21 days
Notes:
Seeds require light for germination; surface sow and do not cover.

The above propagation data sourced from Claude AI