Characteristics
A herb or small shrub. It keeps growing from year to year. It puts up annual shoots. It can grow 3 m high. The leaves are hairy and have lobes. The flowers are bright blue. The fruit are large woody pods. It has very large underground tubers.
| Life form |
-
|
| Growth form |
|
| Growth support |
climber
|
| Foliage retention |
-
|
| Sexuality |
hermaphrodite
|
| Pollination |
-
|
| Spread |
-
|
| Mature width (meter) |
-
|
| Mature height (meter) |
3.0
|
| Root system |
-
|
| Rooting depth (meter) |
-
|
| Root diameter (meter) |
-
|
| Flower color |
-
|
| Blooming months |
-
|
| Fruit color |
-
|
| Fruiting months |
-
|
| Nitrogen fixer |
rhizobia
|
| Photosynthetic pathway |
c3
|
Environment
It is a subtropical plant. It grows in well-drained sandy soils. It can grow in desert. It grows between 300-1,52 above sea level. It can grow in arid places.
| Light |
-
|
| Soil humidity |
-
|
| Soil texture |
-
|
| Soil acidity |
-
|
| Soil nutriment |
-
|
| Hardiness (USDA) |
|
Usage
The top of the tuber is cut off and the flesh pounded to give and emergency drink.
Cultivation
| Mode |
-
|
| Germination duration (days) |
-
|
| Germination temperacture (C°) |
-
|
| Germination luminosity |
-
|
| Germination treatment |
-
|
| Minimum temperature (C°) |
-
|
| Optimum temperature (C°) |
-
|
| Size |
-
|
| Vigor |
-
|
| Productivity |
-
|
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