Pentas – Sunstar® Red

Garden Height
18 - 22
10 - 14
16 - 24
Container Role
Flower Size
Flower Colors
Light Level
Part Sun to Sun
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Attracts: Bees, Butterflies, Hummingbirds

Continuous Re-Bloom

Dead-Heading Not Necessary

Disease Resistant

Heat Tolerant

Long Blooming

Maintenance Notes

Pentas is best grown in good, moist soil, but it can tolerate poorer soils as well. They are quite heat tolerant. An application of controlled release fertilizer at planting should be sufficient, but an additional application in mid-summer will help the plants thrive into Fall.

Uses Notes

Great in containers and landscapes. Can be used as a cut flower where it is best used in shorter vessels.

Maintenance Category Easy

Water Category Average

Bloom Time

Flower Form Border Plant, Container, Cut Flower, Dried Flower, Landscape, Mass Planting

pH C - pH 6.0 - 6.5

EC (2:1 Extraction Method) 1 - 1.5

Fertilization 150 - 250

Light Requirements High

Water Requirements Dry to Moderate

Rooting Out Temperature 65 - 72° Fahrenheit

Growing On Temperature 65 - 72° Fahrenheit

Holding Temperature 65 - 72° Fahrenheit

Planting and Timing Information

Spring through Summer Finish. Standard PPP.

Finishing Times [weeks]
4-5" and Quart Pot : 8-10
6" and Gallon Pot : 10-12
7-9" Pot :
10-12" and Two Gallon Pot :

Pinching and Growth Regulators

No pinch necessary. Cycocel spray of 1,000 to 1,500 ppm can be used to control height. Responds very well to a negative DIF.

Pest and Disease Management

General pest and disease practices as listed in notes.

Grower Tips

Avoid ammonium fertilizer, pentas are sensitive to ammonium toxicity.

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