Smooth Goldfields

Lasthenia glaberrima

Smooth Goldfields

(c) Ken-ichi Ueda, some rights reserved (CC BY)

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Asteraceae
Genus:
Lasthenia
Species:
Lasthenia glaberrima

Growth Characteristics

Life Cycle:
Annual
Growth Habit:
Forb/herb
Height:
1-2 ft
Light Requirements:
Full Sun
Drought Tolerance:
High
Bloom Months:
mar, apr, may, jun, jul
Bloom Colors:
Yellow
Ground Cover:
Yes

Native Range

United States: California, Oregon, Washington, Canada: British Columbia

Keystone Species Ranking

Bee Keystone:
★★★☆☆ Based on number of native bee species using this genus for pollen and nectar (Source: National Wildlife Federation)

Soil Requirements

Soil Type:
wet, clayey to loamy soil
pH:
5.5 - 7.5 (slightly acidic to neutral)
Drainage:
tolerates poor drainage
Moisture:
consistently moist
Notes:
often found in vernal pools and wet meadows

Germination Information

Pre-treatment: Seeds were sown into cone-tainers filled with Sunshine # 1 (a soil-less peat-based media) amended with micro-nutrients (Micromax) and a slow-release fertilizer (Osmocote 14-14-14).

Source: npn.rngr.net