Taxonomy

Division:

Magnoliophyta | - Flowering plants

Family:

Violaceae

Genus:

Viola

Species:

Viola oahuensis

Growth Characteristics

Life Cycle:

Perennial

Growth Habit:

Forb/herb , Shrub , Subshrub

Height:

1-2 ft

Light Requirements:

Part Shade

Drought Tolerance:

High

Bloom Months:

mar, apr, may

Bloom Colors:

purple

Ground Cover:

Yes

Keystone Species Ranking

Caterpillar Keystone:

★★★☆☆ Based on number of butterfly and moth species using this genus as host plant (Source: National Wildlife Federation)

Bee Keystone:

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

Soil Requirements

Soil Type:

rich, well-drained volcanic soil

pH:

5.5 - 6.5 (slightly acidic to neutral)

Drainage:

excellent drainage required

Moisture:

consistently moist

Notes:

native to Hawaiian montane forests