Surfinia Sky Blue

Family: Solanaceae Garden Petunia

Planting Schedule

Provide your location or planting zone to unlock dates and add Surfinia Sky Blue to a garden.

Imagine a cloud of sky—Surfinia Sky Blue spills in cascading ribbons of vivid, powdery blue blooms with a soft, velvety look and a crisp, starry center.

Each flower holds its color with a cool, refreshing intensity, creating a lush, trailing texture that reads like living lace from pot to ground. Ideal for hanging baskets, window boxes, and sprawling borders where its spreading habit can drape and fill with nonstop floral presence through the season.

Light: Full SunMaturity: 70 DaysHabit: Spreading

Botanical illustration of Surfinia Sky Blue

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Surfinia Sky Blue Planting Dates by USDA Zone

Estimated US hardiness-zone windows for sow, transplant, and harvest. Enter a US ZIP above for exact local dates, or open a zone below.

Zone	Start Indoors	Sow / Transplant	Harvest
Zone 1a	Protected Environment Only
Zone 1b	Protected Environment Only
Zone 2a	Mar 16th	Jul 20th	Sep 28th – Aug 29th
Zone 2b	Mar 6th	Jul 10th	Sep 18th – Aug 25th
Zone 3a	Mar 6th	Jul 10th	Sep 18th – Sep 1st
Zone 3b	Mar 10th	Jul 14th	Sep 22nd – Sep 21st
Zone 4a	Mar 6th	Jul 10th	Sep 18th – Sep 24th
Zone 4b	Mar 4th	Jul 8th	Sep 16th – Sep 27th
Zone 5a	Feb 27th	Jul 3rd	Sep 11th – Sep 30th
Zone 5b	Feb 23rd	Jun 29th	Sep 7th – Oct 5th
Zone 6a	Feb 20th	Jun 26th	Sep 4th – Oct 10th
Zone 6b	Feb 14th	Jun 20th	Aug 29th – Oct 16th
Zone 7a	Feb 9th	Jun 15th	Aug 24th – Oct 20th
Zone 7b	Jan 30th	Jun 5th	Aug 14th – Oct 28th
Zone 8a	Jan 21st	May 27th	Aug 5th – Nov 5th
Zone 8b	Jan 12th	May 18th	Jul 27th – Nov 12th
Zone 9a	Dec 26th	May 1st	Jul 10th – Nov 26th
Zone 9b	Dec 1st	Apr 6th	Jun 15th – Dec 9th
Zone 10a	Continuous Production
Zone 10b	Continuous Production
Zone 11a	Continuous Production
Zone 11b	Continuous Production
Zone 12a	Continuous Production
Zone 12b	Continuous Production
Zone 13a	Continuous Production
Zone 13b	Continuous Production

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

Culinary Notes

Chef's Note

Even though it looks like living lace, the eating part is delicate—use it like an edible garnish, not a centerpiece, because the petals soften fast and can mute with heat. This ‘Sky Blue’ reads best cold: let its cool, faint sweetness ride on bright acid and creamy or effervescent foils.

Best Uses

garnish for cocktails and spritz-style drinks
tear-petal topping for salads and fruit plates
ice-cube or cold-set garnish on creamy desserts

Flavor Profile

cool, mildly vegetal nectar flavor lightly sweet with a clean floral finish tender, thin-petaled bite that turns silky when dressed

Kitchen Pairings

citrus (lemon or orange) honey or simple syrup yogurt or crème fraîche light vinaigrettes (white wine or rice vinegar) champagne or dry sparkling wine

Frequently Asked Questions

What pest or disease is most likely on Petunia × atkinsiana (Surfinia Sky Blue) and how do I control it?

Petunias commonly get botrytis/grey mold and leaf spot, especially in humid weather or when foliage stays wet. Water at the soil line, space plants for airflow, remove any spotted or greyed leaves, and avoid late-day watering. If new spots keep appearing, spray with a labeled fungicide for ornamental bedding plants and repeat according to the label interval.

How often should I water Petunia × atkinsiana during peak growth?

During active growth, keep the potting mix or soil evenly moist but never waterlogged—water when the top 1 inch feels dry. In full sun, Surfinia Sky Blue in containers often needs daily checks and may need watering once per day or even twice during heat waves. Make sure excess water drains freely so roots aren’t sitting in saturated media.

How can I tell when Surfinia Sky Blue is ready to harvest?

Petunia × atkinsiana is grown for flowers rather than for a typical edible harvest, so “ready” means the plants are in consistent bloom. Harvest/collect spent flowers when they finish blooming: pinch or snip off faded blooms with a short section of stem to trigger fresh flowering. You’ll know it’s ready to be actively deadheaded when new buds are continuously forming and the plant reaches steady, repeat blooms around its full 70-day establishment period.