Plantae > Tracheophyta > Magnoliopsida > Lamiales > Plantaginaceae > Penstemon > Penstemon confertus

Penstemon confertus (yellow penstemon)

Synonyms:

Infraspecies

Penstemon confertus var. confertus

Attributes

Allergen Potential [1]  Low
Screening - Summer [2]  Porous
Screening - Winter [2]  Porous
Bloom Period [2]  Mid Summer
Drought Tolerance [2]  Low
Edible [3]  May be edible. See the Plants For A Future link below for details.
Fire Tolerance [2]  High
Flower Type [3]  Hermaphrodite
Frost Free Days [2]  4 months
Fruit/Seed Abundance [2]  High
Fruit/Seed Begin [2]  Spring
Fruit/Seed End [2]  Fall
Growth Form [2]  Single Crown
Growth Period [2]  Spring, Summer
Growth Rate [2]  Rapid
Leaf Type [3]  Evergreen
Lifespan [3]  Perennial
Propagation [2]  Container, Seed
Regrowth Rate [2]  Rapid
Root Depth [2]  6 inches (15 cm)
Seed Spread Rate [2]  Rapid
Seed Vigor [2]  High
Seeds Per [2]  4628562 / lb (10204240 / kg)
Shape/Orientation [2]  Decumbent
Structure [4]  Shrub
Usage [3]  The flowers can be boiled and then rubbed on items to give them an indelible blue colouring;
Vegetative Spread Rate [2]  None
Flower Color [2]  Yellow
Foliage Color [2]  Green
Fruit Color [2]  Brown
Flower Conspicuous [2]  Yes
Fruit Conspicuous [2]  Yes
Height [3]  24 inches (0.6 m)
Width [3]  12 inches (0.3 m)
Hardiness Zone Minimum [2]  USDA Zone: 4 Low Temperature: -30 F° (-34.4 C°) → -20 F° (-28.9 C°)
Light Preference [2]  Mostly Shady
Soil Acidity [2]  Neutral
Soil Fertility [2]  Infertile
Water Use [2]  Moderate
View Plants For A Future Record : Penstemon confertus

Protected Areas

Predators

Syngrapha hochenwarthi[5]

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
♦ 4Kattge, J. et al. (2011b) TRY - a global database of plant traits Global Change Biology 17:2905-2935
♦ 5HOSTS - a Database of the World's Lepidopteran Hostplants Gaden S. Robinson, Phillip R. Ackery, Ian J. Kitching, George W. Beccaloni AND Luis M. Hernández
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