Hawaiian Blue Eyes

Family: Convolvulaceae Flower

Drape your garden in a soft, sky-bright shimmer: Hawaiian Blue Eyes blooms in delicate, powdery blues that seem to glow against a carpet of fine, silvery-green foliage.

The flowers open like tiny morning jewels and repeat steadily, creating a velvety groundcover texture that looks fresh from season to season. Ideal for edging, spilling from containers, and weaving through sunny beds where you want a living wash of blue with a graceful, low, trailing habit.

Light: Full SunMaturity: 90 DaysHabit: Spreading

Botanical illustration of Hawaiian Blue Eyes

Planting schedules and alerts are optimized for Columbus (Zone 6b).

Crop Dates

Milestone	Date
Start Indoors	Direct Sow
Last Frost	Apr 25th
Transplant / Sow Outdoors	Apr 25th
Harvest Begins	Jul 24th
Harvest Ends	Oct 16th

Crop Details

Trait	Value
Days to Maturity	90
Sun Requirements	Full Sun
Growth Habit	Spreading
Support Needed	None
Planting Depth	Normal
Germination Temp (°F)	70
Min Soil Temp (°F)	65
Min Night Temp (°F)	55
Harden Off (days)	7

Culinary Notes

Chef's Note

Even when tagged edible, Hawaiian Blue Eyes is a delicate flower—think garnish energy, not “make a meal” energy. Use it cold or briefly infused so the petals keep their airy snap and don’t taste watery or perfumey.

Best Uses

Use sparingly as a cool-toned garnish on citrusy drinks and spritzers
Toss a few petals over fruit salad or yogurt to add visual pop without overpowering
Fold into chilled salads where the texture stays crisp and the flavor doesn’t get lost
Infuse petals very briefly into syrup or tea for a pale, gentle floral note

Flavor Profile

Lightly sweet, almost watercress-like freshness Delicate, airy texture with a faint floral lift Subtle blue-flower aroma—best treated like a garnish, not a main

Kitchen Pairings

lemon orange mint honey plain yogurt sparkling water

Frequently Asked Questions

What pest or disease commonly affects Evolvulus glomeratus (Hawaiian Blue Eyes), and how do I fix it?

The most common issue is leaf spotting and fungal problems when foliage stays wet, especially during humid weather or overwatering. Water at the soil line, improve air flow, and remove any spotted leaves; if spotting spreads, spray a copper-based fungicide and repeat according to the label. Watch for aphids around new growth and blast them off with water, then treat with insecticidal soap if needed.

How often should I water Hawaiian Blue Eyes during the main growing phase?

During active growth, keep the soil lightly moist but never soggy—water when the top 1 inch (2–3 cm) of soil feels dry. In full sun, this often means watering about 1–2 times per week, but adjust upward only if your potting mix or bed dries faster. If leaves wilt during the hottest part of the day, check soil moisture before watering again to avoid root stress.

How can I tell when Hawaiian Blue Eyes (Evolvulus glomeratus) is ready to harvest?

Hawaiian Blue Eyes is usually grown for its flowers, so “harvest” typically means picking blooms for drying or cutting. Harvest when individual flowers are fully open and vividly blue, which can start around mid-season and continues through the growing period toward the ~90-day maturity range. For the best second flush, pinch or cut spent blooms promptly to encourage more flowering rather than waiting for seed set.