Hulahula Cherry

Petunia

Zone 13a Save Garden

Botanical illustration of Hulahula Cherry

🌱 70d to harvest Spreading

Hulahula Cherry blooms in a riot of velvety, cherry-red rosettes with a luminous, near-black throat that seems to glow from withi…

Crop Dates

Milestone	Date
Start Indoors	Oct 23rd
Last Frost	Jan 1st
Transplant / Sow Outdoors	Jan 1st
Harvest Begins	Mar 12th
Harvest Ends	—

Crop Details

Trait	Value
Days to Maturity	70
Sun Requirements	Full Sun
Growth Habit	Spreading
Support Needed	None
Planting Depth	Surface
Germination Temp (°F)	75
Min Soil Temp (°F)	60
Min Night Temp (°F)	50
Harden Off (days)	7

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Frequently Asked Questions

What’s a common pest or disease for Petunia × atkinsiana (Hulahula Cherry), and how do I control it?

Watch for powdery mildew and gray mold, which show up as white coating on leaves or fuzzy gray growth during humid periods. Improve airflow by spacing plants and watering at the soil line, then remove badly affected leaves; for mildew, apply a sulfur-based or potassium bicarbonate spray according to the label. If you see persistent wilting with gray/brown stem rot, remove the plant to protect neighbors and avoid overhead watering.

How often should I water Hulahula Cherry petunias during active growth?

During the main growing phase, keep the root zone evenly moist but never waterlogged—water when the top 1 inch of soil feels dry. In full sun, that often means watering about 1–2 times per week, but containers may need more frequent watering depending on heat. After watering, let excess drain fully so plants don’t sit in wet soil, which increases rot risk.

How can I tell when Petunia × atkinsiana (Hulahula Cherry) is ready to harvest?

Petunia × atkinsiana is typically grown for flowers, so harvest readiness means blooms are fully colored and show open, healthy petals. Start picking when each flower is at peak color and the center looks firm and fresh, then remove spent blooms regularly to keep new flowers coming. If you’re harvesting for seed (uncommon for home gardeners), wait until seed pods dry on the plant before collecting.

Hulahula Cherry blooms in a riot of velvety, cherry-red rosettes with a luminous, near-black throat that seems to glow from within. The trailing, spreading habit drapes beautifully, producing a dense cascade of blooms with a soft, satin-like texture that holds its color through the season. Grow Hulahula Cherry for show-stopping beds, baskets, and edging—its nonstop floral display makes it a standout ornamental in any sunny spot.

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 nonstop cherry-pink bloom, keep plants in full sun and pinch only lightly early on; avoid over-fertilizing with nitrogen.