Drosanthemum Species, Ice Plant, Royal Dewflower

Drosanthemumspeciosum

Family
Aizoaceae (ay-zoh-AY-see-ee)
Genus
Drosanthemum (dros-ANTH-eh-mum)
Species
speciosum (spee-see-OH-sum)
Synonym
Mesembryanthemum speciosum
Sun Exposure
Sun to Partial Shade
Foliage
Smooth
Height
18-24 in. (45-60 cm)
Spacing
24-36 in. (60-90 cm)
Hardiness
USDA Zone 9b: to -3.8 °C (25 °F)
USDA Zone 10a: to -1.1 °C (30 °F)
USDA Zone 10b: to 1.7 °C (35 °F)
USDA Zone 11: above 4.5 °C (40 °F)
Bloom Color
Scarlet (dark red)
Orange
Bright Yellow
Bloom Time
Late Spring/Early Summer
Mid Summer
Late Summer/Early Fall
Other Details
Category
Alpines and Rock Gardens
Groundcovers
Water Requirements
Drought-tolerant; suitable for xeriscaping
Foliage Color
Where to Grow
Bloom Characteristics
This plant is attractive to bees, butterflies and/or birds
Bloom Size
Other details
Soil pH requirements
Patent Information
Non-patented
Propagation Methods
From herbaceous stem cuttings
From seed; direct sow outdoors in fall
From seed; direct sow after last frost
By simple layering
By tip layering
Self-sows freely; deadhead if you do not want volunteer seedlings next season
Seed Collecting
Allow pods to dry on plant; break open to collect seeds
Properly cleaned, seed can be successfully stored
Regional

This plant is said to grow outdoors in the following regions:

Albany, California

Richmond, California

San Francisco, California

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Gardener's Notes:

2
positives
1
neutral
0
negative
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P
(Zone 9b) | September 2014 | positive

As Annie said, some of these photos are of Lampranthus (aureus?), and also Livingstone Daisy.

Plants like this make me won...Read More

A
Richmond, CA | December 2009 | positive

Longer lived & longer flowering than Drosanthemum bicolor! D.bicolor is a tiny bit showier, and more consistently colored. D.speciosum ca...Read More

H
H
San Antonio, TX (Zone 8b) | December 2007 | neutral

I have not grown this plant; however, I have observed it growing in Maui. It is a perennial herb that is native to South Africa (Cape ar...Read More

Featured
Mint weevil
(Barynotus sp.)
American Wigeon
(Anas americana)
Featured
Mint weevil
(Barynotus sp.)
American Wigeon
(Anas americana)