Euphorbia heptagona is an easy-to-grow, deep green, cylindrical plant, very sparsely spined and about 1/2-inch in diameter. It is a suckering and branching plant about 6 to 10 inches tall with tiny leaves down the ridges of the top inch or so of each column (5 to 7 ridges per column).
Cold hardy to about 25°F.
Grows best if located sunny with a temperature minimum of 12°C. Allow the soil to dry out between the waterings.
Some of the information in this description has been found at desert-tropicals.com, llifle.com and cactus-art.biz
Bloom Season
Flower Color
Growth Rate
Hardiness Zone
Mature Size
Resistance
Sun Exposure
| Bloom Season | Late spring throughout summer. |
|---|---|
| Botanical Name | Euphorbia heptagona |
| Common Name | Rock barrelwort |
| Dormancy | Winter |
| Family | Euphorbiaceae |
| Flower Color | Red, peach, yellow |
| Genus | Euphorbia |
| Growth Habit | Cylindrical plant, |
| Growth Rate | Fast growth |
| Hardiness Zone | 10b to 12 |
| Mature Size | 60–120 cm |
| Native Area | Swartberg. |
| Resistance | 2° c |
| Sun Exposure | Full sun (6+ hrs.), Partial shade (3–6 hrs. sun) |
Growers Quick Reference Guide - Key Features
| Bloom Season | Late spring throughout summer. |
|---|---|
| Botanical Name | Euphorbia heptagona |
| Common Name | Rock barrelwort |
| Dormancy | Winter |
| Family | Euphorbiaceae |
| Flower Color | Red, peach, yellow |
| Genus | Euphorbia |
| Growth Habit | Cylindrical plant, |
| Growth Rate | Fast growth |
| Hardiness Zone | 10b to 12 |
| Mature Size | 60–120 cm |
| Native Area | Swartberg. |
| Resistance | 2° c |
| Sun Exposure | Full sun (6+ hrs.), Partial shade (3–6 hrs. sun) |
- Description
- Key Plant Features
Euphorbia heptagona is an easy-to-grow, deep green, cylindrical plant, very sparsely spined and about 1/2-inch in diameter. It is a suckering and branching plant about 6 to 10 inches tall with tiny leaves down the ridges of the top inch or so of each column (5 to 7 ridges per column).
Cold hardy to about 25°F.
Grows best if located sunny with a temperature minimum of 12°C. Allow the soil to dry out between the waterings.
Some of the information in this description has been found at desert-tropicals.com, llifle.com and cactus-art.biz
Bloom Season
Flower Color
Growth Rate
Hardiness Zone
Mature Size
Resistance
Sun Exposure
| Bloom Season | Late spring throughout summer. |
|---|---|
| Botanical Name | Euphorbia heptagona |
| Common Name | Rock barrelwort |
| Dormancy | Winter |
| Family | Euphorbiaceae |
| Flower Color | Red, peach, yellow |
| Genus | Euphorbia |
| Growth Habit | Cylindrical plant, |
| Growth Rate | Fast growth |
| Hardiness Zone | 10b to 12 |
| Mature Size | 60–120 cm |
| Native Area | Swartberg. |
| Resistance | 2° c |
| Sun Exposure | Full sun (6+ hrs.), Partial shade (3–6 hrs. sun) |
Growers Quick Reference Guide - Key Features
| Bloom Season | Late spring throughout summer. |
|---|---|
| Botanical Name | Euphorbia heptagona |
| Common Name | Rock barrelwort |
| Dormancy | Winter |
| Family | Euphorbiaceae |
| Flower Color | Red, peach, yellow |
| Genus | Euphorbia |
| Growth Habit | Cylindrical plant, |
| Growth Rate | Fast growth |
| Hardiness Zone | 10b to 12 |
| Mature Size | 60–120 cm |
| Native Area | Swartberg. |
| Resistance | 2° c |
| Sun Exposure | Full sun (6+ hrs.), Partial shade (3–6 hrs. sun) |