Plantae > Tracheophyta > Magnoliopsida > Asterales > Asteraceae > Helianthus > Helianthus tuberosus

Helianthus tuberosus (Jerusalem Artichoke)

Synonyms:

Wikipedia Abstract

The Jerusalem artichoke (Helianthus tuberosus), also called sunroot, sunchoke, earth apple or topinambour, is a species of sunflower native to eastern North America, and found from eastern Canada and Maine west to North Dakota, and south to northern Florida and Texas. It is also cultivated widely across the temperate zone for its tuber, which is used as a root vegetable.
View Wikipedia Record: Helianthus tuberosus

Attributes

Allergen Potential [1]  Medium
Screening - Summer [2]  Dense
Screening - Winter [2]  Porous
Bloom Period [2]  Late Summer
Drought Tolerance [2]  High
Edible [3]  May be edible. See the Plants For A Future link below for details.
Fire Tolerance [2]  Medium
Flower Type [3]  Hermaphrodite
Frost Free Days [2]  3 months 10 days
Fruit/Seed Abundance [2]  Medium
Fruit/Seed Begin [2]  Summer
Fruit/Seed End [2]  Fall
Growth Form [2]  Rhizomatous
Growth Period [2]  Spring, Summer
Growth Rate [2]  Rapid
Leaf Type [2]  Deciduous
Lifespan [3]  Perennial
Pollinators [3]  Bees, Flies
Propagation [2]  Seed, Tuber
Regrowth Rate [2]  Slow
Root Depth [2]  6 inches (15 cm)
Seed Spread Rate [2]  Moderate
Seed Vigor [2]  Medium
Seeds Per [2]  75666 / lb (166815 / kg)
Shape/Orientation [2]  Erect
Structure [5]  Herb
Usage [3]  The plants are a good source of biomass. The tubers are used in industry to make alcohol etc; The alcohol fermented from the tubers is said to be of better quality than that from sugar beets; A fast-growing plant, Jerusalem artichokes can be grown as a temporary summer screen; Very temporary, it is July before they reach a reasonable height and by October they are dying down;
Vegetative Spread Rate [2]  Rapid
Flower Color [2]  Yellow
Foliage Color [2]  Yellow
Fruit Color [2]  Brown
Fall Conspicuous [2]  Yes
Flower Conspicuous [2]  Yes
Height [3]  7.872 feet (2.4 m)
Width [3]  24 inches (0.6 m)
Hardiness Zone Minimum [2]  USDA Zone: 2 Low Temperature: -50 F° (-45.6 C°) → -40 F° (-40 C°)
Light Preference [4]  Mostly Sunny
Soil Acidity [4]  Neutral
Soil Fertility [4]  Rich
Soil Moisture [4]  Damp
Water Use [2]  Low
View Plants For A Future Record : Helianthus tuberosus

Protected Areas

Predators

Providers

Consumers

Parasitized by 
Puccinia helianthi[6]

External References

USDA Plant Profile

NatureServe Explorer

Citations

Attributes / relations provided by
♦ 1Derived from Allergy-Free Gardening OPALS™, Thomas Leo Ogren (2000)
♦ 2USDA Plants Database, U. S. Department of Agriculture
♦ 3Plants For A Future licensed under a Creative Commons Attribution 4.0 License
♦ 4ECOFACT 2a Technical Annex - Ellenberg’s indicator values for British Plants, M O Hill, J O Mountford, D B Roy & R G H Bunce (1999)
♦ 5Kattge, J. et al. (2011b) TRY - a global database of plant traits Global Change Biology 17:2905-2935
♦ 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.
♦ 7Ben-Dov, Y., Miller, D.R. & Gibson, G.A.P. ScaleNet 4 November 2009
♦ 8Geomys bursarius (Rodentia: Geomyidae), MATTHEW B. CONNIOR, MAMMALIAN SPECIES 43(879):104–117 (2011)
♦ 9Biological Records Centre Database of Insects and their Food Plants
♦ 10Robertson, C. Flowers and insects lists of visitors of four hundred and fifty three flowers. 1929. The Science Press Printing Company Lancaster, PA.
Abstract provided by DBpedia licensed under a Creative Commons License
Species taxanomy provided by GBIF Secretariat (2022). GBIF Backbone Taxonomy. Checklist dataset https://doi.org/10.15468/39omei accessed via GBIF.org on 2023-06-13; License: CC BY 4.0