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Egyptian Starcluster

Pentas lanceolata (PEN-tass lan-see-oh-LAY-tah)

Family: Rubiaceae Non-native Herbaceous (1-3 ft)

Pentas can be grown as an herbaceous perennial in Zones 10 and 11, and as an annual in less temperate zones. It can also be grown as a houseplant. Its best flowering occurs in full sun, however, it will tolerate some shade. In its growing zones, it will be covered year-round with 3" dense clusters of star-shaped flowers. Popular bedding plant with moderate to high drought tolerance. This plant is seldom damaged by deer. Hummingbirds are attracted to the red variety, their first choice in a garden. Insects, Diseases and Other Plant Problems: Spider mites and aphids are insects that may affect this plant. Caterpillars may chew on the foliage.

Source: NC State Extension Gardener Plant Toolbox ↗ NC State Extension Gardener Plant Toolbox, 48 attributes.

How it fits the guild

Guild layer 4 - Herbaceous (1-3 ft) Optimal soil pH Acid (<6.0)
See companions & conflicts ↓

Companions & Conflicts

Curated pairwise relationships between this plant and others in the library — who feeds whom, who competes, who confuses the pests. Green reads as a good pairing, red as one to avoid.

No curated interactions recorded for this species yet.

Also noted by NC State

Related species the NC State Plant Toolbox flags for this plant — look-alikes to tell apart, and plants that play a similar role in a planting. Ones we carry in the library are linked.

Full plant profile

Growing Conditions
Plant type
Herbaceous Perennial; Houseplant; Perennial
Life cycle
Perennial
USDA zones
10a, 10b, 11a, 11b
Light
Full sun (6 or more hours of direct sunlight a day) | Partial Shade (Direct sunlight only part of the day, 2-6 hours)
Soil texture
Clay; Loam (Silt); Sand
Soil pH
Acid (<6.0)
Soil drainage
Good Drainage
Available space
12 inches-3 feet
Mature size
Height: 1 ft. 0 in. - 2 ft. 0 in. | Width: 1 ft. 0 in. - 2 ft. 0 in.
Growth rate
Rapid
Maintenance
Low
Canopy layer
4 - Herbaceous (1-3 ft)
Form & Appearance
Habit / form
Dense
Texture
Medium
Leaf color
Green
Leaf type
Simple
Leaf arrangement
Opposite
Leaf shape
Lanceolate
Leaf margin
Entire
Leaf size
3-6 inches long
Hairs present
Yes
Leaf detail
The 2-4" evergreen leaves have fine hairs on the underside.
Flower color
Gold/Yellow; Pink; Purple/Lavender; Red/Burgundy; White
Flower value
Good Cut; Showy
Flower shape
Star; Tubular
Flower size
1-3 inches
Flower detail
The 3" tubular star-shaped blooms
Bloom time
Fall; Summer
Stem color
Green
Stem detail
The stem is covered with fine hairs. Its typical form is one stemmed plant.
Wildlife & Ecology
Native status
Non-native
Origin
Arabian penninsula, eastern Africa
Wildlife value
Attracts butterflies and hummingbirds.
Attracts
Butterflies; Pollinators
Play value
Attractive Flowers; Attracts Pollinators
Landscape Use
Landscape location
Container; Houseplants; Patio; Pool/Hardscape; Small Space; Walkways
Design feature
Border; Hedge; Mass Planting
Garden tags
#drought tolerant #purple #lavender #deer resistant #pollinator plant #fall interest #fantz #butterfly friendly #summer flowers #pink flowers #herbaceous perennial #full sun tolerant #shade garden #white flowers #perennial #annual
Problems & Resistance
Insect problems
Aphids Found on Flowers and Foliage
Resistant to
Deer
Propagation
Seed

Planted at Hunnicutt

Nobody’s planted this one yet.