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Zinnia angustifolia
annual species
At‑a‑glance
- Group/Class: annual species
- Height × spread: 8 to 16 in (20 to 40 cm) × 9 to 12 in (23 to 30 cm)
- Bloom window: June to frost
- Color & flower form: orange to yellow to white; mostly single daisy
- Fragrance: 0 none
- USDA hardiness: grown as annual in all zones
- Breeder / Year / Origin: unknown
- Pet safety: safe
How it differs
- Lower, tighter mound than typical garden zinnia
- Often better heat and drought tolerance
- Usually less prone to powdery mildew than Z. elegans
- Smaller flowers suited to edging rather than tall cuts
Strengths
- Reliable bloom in heat
- Good disease resistance noted in trials
- Handles light drought once established
- Neat habit for containers and edging
Care in one minute
Full sun for strongest bloom.
Soil: well‑drained; tolerates lean conditions.
Water deeply then allow the surface to dry.
Fertilize lightly; excess nitrogen reduces flowering.
Deadheading is optional; plants self‑clean fairly well.
Frost ends the display; re‑sow after last frost.
Watch‑outs
- Can thin in persistently wet, heavy soils
- Color range is narrower than Z. elegans giants
Best uses (tags)
Provenance note
Wild species native to Mexico; commonly sold for hot‑summer bedding.
References
- Missouri Botanical Garden Plant Finder – Zinnia angustifolia
- Kew – Plants of the World Online: Zinnia angustifolia
- ASPCA – Zinnia (non‑toxic to pets)
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