Zahara Starlight Rose

Zinnia

Zone 2a Save Garden

Botanical illustration of Zahara Starlight Rose

🌱 70d to harvest Upright

Velvety petals unfurl in a starry rose pattern—each bloom a luminous blend of blush-pink and warm rose-red that seems to glow aga…

Crop Dates

Milestone	Date
Start Indoors	Apr 27th
Last Frost	May 25th
Transplant / Sow Outdoors	May 18th
Harvest Begins	Jul 27th
Harvest Ends	Aug 29th

Crop Details

Trait	Value
Days to Maturity	70
Sun Requirements	Full Sun
Growth Habit	Upright
Support Needed	None
Planting Depth	Surface
Germination Temp (°F)	70
Min Soil Temp (°F)	60
Min Night Temp (°F)	50
Harden Off (days)	7

Recommended Companions

African Marigold Marigold

Fireball Marigold

Moonsong Deep Orange Marigold

Taishan Yellow Marigold

Red Gem Marigold

Lemon Gem Marigold

Frequently Asked Questions

What pest or disease is most common on Zinnia elegans (Zahara Starlight Rose), and how do I treat it?

Zinnia elegans is often hit by powdery mildew and leaf spot, especially in humid weather or when foliage stays wet. At the first white powdery patches, remove the worst affected leaves and improve airflow, then spray with a labeled fungicide for powdery mildew and leaf spot (follow label rates). Avoid overhead watering and water at the base so the canopy dries quickly.

How often should I water Zinnia elegans during the main growing phase?

Water to keep the root zone evenly moist but not soggy: typically about 1 inch per week total during active growth, split into 1–2 deep waterings depending on heat and soil type. Let the top 1–2 inches of soil dry between waterings to prevent root stress and reduce fungal problems. During hot, dry spells in full sun, check daily and water when that top layer is dry to the touch.

How can I tell when Zahara Starlight Rose zinnias are ready to harvest?

Harvest when the flower heads are fully colored and open, with petals that look crisp (not shriveled or browning). For the longest vase life, cut blooms early in the morning just as they are at their best, and snip stems cleanly with sharp pruners. Expect peak harvest as plants reach about 70 days from sowing/establishment and continue producing with regular deadheading.

Velvety petals unfurl in a starry rose pattern—each bloom a luminous blend of blush-pink and warm rose-red that seems to glow against sturdy, upright stems. Zahara Starlight Rose delivers a tidy, garden-ready abundance with a satiny, slightly domed texture and a long-lasting cut-flower presence. Grow it for nonstop color in borders and bouquets, and enjoy its pollinator-friendly charm as the blooms invite beneficial insects throughout the season.

Sowing Tips

Transplant Conditions

Wait until soil reaches 60°F and nights stay above 50°F before moving outdoors. Harden off for 7 days first.

Expert Note

For best compact form and earlier blooms, start indoors modestly early, transplant after nights are reliably warm, and avoid over-fertilizing (too much nitrogen reduces flowering).