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The Disk Waterhyssop (Rotundifolia) is generally described as a perennial forb/herb. This is native to the U.S. (United States) has its most active growth period in the spring and summer and fall . The Disk Waterhyssop (Rotundifolia) has green foliage and inconspicuous white flowers, with a moderate amount of conspicuous fruits or seeds. The greatest bloom is usually observed in the fall, with fruit and seed production starting in the fall and continuing until fall. Leaves are not retained year to year. The Disk Waterhyssop (Rotundifolia) has a moderate life span relative to most other plant species and a slow growth rate.
The Disk Waterhyssop (Rotundifolia) is not commonly available from nurseries, garden stores and other plant dealers and distributors. It can be propagated by bare root, container, seed. It has a slow ability to spread through seed production and the seedlings have low vigor. Note that cold stratification is not required for seed germination and the plant cannot survive exposure to temperatures below -33°F. has none tolerance to drought and restricted water conditions.
| Category | |
|---|---|
| Growth Rate | Slow |
| General Type | Forb/herb |
| Growth Period | Spring, Summer, Fall |
| Growth Duration | Perennial |
| Lifespan | Moderate |
| Plant Nativity | Native to U.S. |
| Commercial Availability | No Known Source |
| Bloom Period | Fall |
|---|---|
| Displays Fall Colors | No |
| Shape/Growth Form | Stoloniferous |
| Drought Tolerance | None |
| Shade Tolerance | Intolerant |
| Height When Mature | 0.1 |
| Vegetative Spread | Moderate |
| Flower Color | White |
| Flower Conspicuousness | Yes |
| Fruit/Seed Abundance | Medium |
| Fruit/Seed Seasonality | Fall Fall |
| Seed Spread Rate | Slow |
| Propagations (Ways to Grow) | Bare Root, Container, Seed |
|---|---|
| Moisture Requirements | High |
| Cold Stratification Required | No |
| Minimum Temperature | -33 |
| 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 | 5.4–7.8 pH |
|---|---|
| Precipitation Range | 24–24 inches/yr |
| Planting Density | 2700–11000 indiv./acre |
| Soil Textures | Fine, Medium |
| Minimum Frost-Free Days | 120 day(s) |
| Salinity Tolerance | None |
| CaCO3 Tolerance | Low |
| 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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