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The Brittle Waternymph (Minor) is generally described as an annual forb/herb. This is not native to the U.S. (United States) and has its most active growth period in the spring and summer . The greatest bloom is usually observed in the late summer, with fruit and seed production starting in the summer and continuing until fall. Leaves are not retained year to year. The Brittle Waternymph (Minor) has a short life span relative to most other plant species and a rapid growth rate. At maturity, the typical Brittle Waternymph (Minor) will reach up to 2 feet high, with a maximum height at 20 years of 0 inches.
The Brittle Waternymph (Minor) is not commonly available from nurseries, garden stores and other plant dealers and distributors. It can be propagated by sprigs. It has a moderate ability to spread through seed production and the seedlings have medium vigor. Note that cold stratification is not required for seed germination and the plant cannot survive exposure to temperatures below 47°F. has none tolerance to drought and restricted water conditions.
| Category | |
|---|---|
| Growth Rate | Rapid |
| General Type | Forb/herb |
| Growth Period | Spring, Summer |
| Growth Duration | Annual |
| Lifespan | Short |
| Plant Nativity | Introduced to U.S. |
| Commercial Availability | No Known Source |
| Bloom Period | Late Summer |
|---|---|
| Displays Fall Colors | No |
| Shape/Growth Form | Colonizing |
| Drought Tolerance | None |
| Shade Tolerance | Intermediate |
| Height When Mature | 2 |
| Vegetative Spread | Slow |
| Flower Color | Green |
| Flower Conspicuousness | No |
| Fruit/Seed Abundance | Medium |
| Fruit/Seed Seasonality | Summer Fall |
| Seed Spread Rate | Moderate |
| Propagations (Ways to Grow) | Sprigs |
|---|---|
| Moisture Requirements | High |
| Cold Stratification Required | No |
| Minimum Temperature | 47 |
| Toxic to Nearby Plants | No |
| Toxic to Livestock | No |
| After-Harvest Regrowth Rate | None |
| After-Harvest Resprout Ability | No |
| Responds to Coppicing | No |
| pH Range | 6.3–7.2 pH |
|---|---|
| Precipitation Range | 0–0 inches/yr |
| Planting Density | 700–1200 indiv./acre |
| Soil Textures | Fine, Medium |
| Minimum Frost-Free Days | 0 day(s) |
| Salinity Tolerance | Medium |
| CaCO3 Tolerance | Medium |
| Leaf Retention | No |
|---|---|
| Fire Resistant | Yes |
| Causes Livestock Bloating | None |
Source: USDA, NRCS, PLANTS Database, plants.usda.gov.
National Plant Data Center, Baton Rouge, LA 70874-4490 USA
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