Plantae > Tracheophyta > Magnoliopsida > Brassicales > Brassicaceae > Rorippa > Rorippa sylvestris

Rorippa sylvestris (Creeping Yellowcress)


Wikipedia Abstract

Rorippa sylvestris (the creeping yellowcress, keek, or yellow fieldcress; syn. Radicula sylvestris (L.) Druce ) is an invasive species of plant in the United States.
View Wikipedia Record: Rorippa sylvestris



Bloom Period [1]  Indeterminate
Drought Tolerance [1]  None
Fire Tolerance [1]  Low
Frost Free Days [1]  3 months 20 days
Fruit/Seed Abundance [1]  High
Fruit/Seed Begin [1]  Spring
Fruit/Seed End [1]  Summer
Growth Form [1]  Rhizomatous
Growth Period [1]  Spring, Summer
Growth Rate [1]  Moderate
Leaf Type [1]  Deciduous
Lifespan [2]  Perennial
Propagation [1]  Seed, Sprig
Regrowth Rate [1]  Slow
Root Depth [1]  11 inches (28 cm)
Seed Spread Rate [1]  Moderate
Seed Vigor [1]  Medium
Seeds Per [1]  359999 / lb (793663 / kg)
Shape/Orientation [1]  Erect
Structure [4]  Herb
Vegetative Spread Rate [1]  Moderate
Flower Color [1]  Yellow
Foliage Color [1]  Green
Fruit Color [1]  Brown
Flower Conspicuous [1]  Yes
Height [2]  24 inches (.6 m)
Hardiness Zone Minimum [1]  USDA Zone: 4 Low Temperature: -30 F° (-34.4 C°) → -20 F° (-28.9 C°)
Light Preference [3]  Mostly Sunny
Soil Acidity [3]  Neutral
Soil Fertility [3]  Rich
Soil Moisture [3]  Damp
Water Use [1]  High
Screening - Summer [1]  Porous
Screening - Winter [1]  Porous

Protected Areas



Parasitized by 
Hyaloperonospora parasitica[6]


External References

USDA Plant Profile



Attributes / relations provided by
1USDA Plants Database, U. S. Department of Agriculture
2PLANTATT - Attributes of British and Irish Plants: Status, Size, Life History, Geography and Habitats, M. O. Hill, C. D. Preston & D. B. Roy, Biological Records Centre, NERC Centre for Ecology and Hydrology (2004)
3ECOFACT 2a Technical Annex - Ellenberg’s indicator values for British Plants, M O Hill, J O Mountford, D B Roy & R G H Bunce (1999)
4Kattge, J. et al. (2011b) TRY - a global database of plant traits Global Change Biology 17:2905-2935
5Biological Records Centre Database of Insects and their Food Plants
6Jorrit H. Poelen, James D. Simons and Chris J. Mungall. (2014). Global Biotic Interactions: An open infrastructure to share and analyze species-interaction datasets. Ecological Informatics.
Protected Areas provided by Biological Inventories of the World's Protected Areas in cooperation between the Information Center for the Environment at the University of California, Davis and numerous collaborators.
GBIF Global Biodiversity Information Facility
Natura 2000, UK data: © Crown copyright and database right [2010] All rights reserved. Ordnance Survey Licence number 100017955
Abstract provided by DBpedia licensed under a Creative Commons License