General Plant Information (Edit)
Plant Habit: Shrub
Life cycle: Perennial
Sun Requirements: Partial or Dappled Shade
Partial Shade to Full Shade
Water Preferences: Mesic
Soil pH Preferences: Slightly acid (6.1 – 6.5)
Neutral (6.6 – 7.3)
Slightly alkaline (7.4 – 7.8)
Minimum cold hardiness: Zone 10a -1.1 °C (30 °F) to +1.7 °C (35 °F)
Maximum recommended zone: Zone 12
Plant Height: 4 to 8 feet
Leaves: Evergreen
Flowers: Showy
Other: In the genus Euphorbia, the flowers are reduced in size and aggregated into a cluster of flowers called a cyathium (plural cyathia). This feature is present in every species of the genus Euphorbia but nowhere else in the plant kingdom.
Flower Color: Red
Bloom Size: Under 1"
Flower Time: Year Round
Underground structures: Taproot
Suitable Locations: Houseplant
Dynamic Accumulator: B (Boron)
Toxicity: Other: All members of the genus Euphorbia produce a milky sap called latex that is toxic and can range from a mild irritant to very poisonous.
Propagation: Other methods: Cuttings: Stem
Containers: Suitable in 3 gallon or larger
Needs excellent drainage in pots
Conservation status: Critically Endangered (CR)

Conservation status:
Conservation status: Critically Endangered
Image
Common names
  • Thornless Euphorbia
  • Euphorbia

Photo Gallery
Location: Longwood Gardens, Kennet Square, Pennsylvania USA
Date: 2019-10-04
Location: Botanical Garden of Berlin
Location: Botanical Garden of Berlin
Location: My Garden
Date: 2023-05-06
Location: Costa Rica | December 2022
Date: 2022-12-19
Location: Longwood Gardens, Kennet Square, Pennsylvania USA
Date: 2019-10-04
Location: Costa Rica | Old Photo
Date: 2022-12-17
Location: Botanical Garden Berlin
Location: Botanical Garden Berlin
Location: Winter Springs, FL zone 9b
Date: 2016-10-12
I bought this plant a year ago at a plant sale for four dollars,
Location: Winter Springs, FL zone 9b
Date: 2016-10-12
Has constant flowers all year long, did well with temps down to 3
Location: Atlanta BG
Date: Aug 16

Photo courtesy of Kevin Morykwas, Steve's Leaves, Inc.

Photo courtesy of Kevin Morykwas, Steve's Leaves, Inc.
Location: Southwest Florida
Date: April 2012
Location: Winter Springs, FL zone 9b
Date: 2017-04-24
Location: Southwest Florida
Date: July 2012
Location: Winter Springs, FL zone 9b
Date: 2016-10-12
Plant has grown twice its size in one year.

Date: 2013-10-09
Comments:
Plant Events from our members
Belovedhoneygirl On May 5, 2018 Obtained plant
Green Thumb Fest $3-
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