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Blue morning glory

Botanical Name Ipomoea indica
Family Convolvulaceae
Origin Pantropical

Identification

High climbing herb, hairy, 3-lobed leaves, large deep blue flowers Jan-Dec. Stems twining and running.

Habitats

Lowlands, forest and shrub margins, exotic plantations and gardens. Locally common.

Impact to Biota and Ecosystems

Very vigorous. Can smother native trees and shrubs.

Dispersal Routes, Vectors, Infestation Sources

Grows very vigorously out of gardens. Plants have been found in the Tauranga area producing viable seed but normally viable seed is not formed in New Zealand.

Management

Management 

Physical Control

Hand pull, ensuring all roots are removed. Cut and treat larger stems with stump paint herbicide mix.

Disposal

Caution must be exercised as it can readily grow from stems, etc.

Chemical Control

Roundup at 100 ml to 10 litres of water plus Pulse.

Biological Control

 
Recommended Approach

Hand pull small infestations. Cut and treat stems of larger plants. Cut down large infestations and spray regrowth. Follow-up will be required.

Further Comment

This plant is prohibited from propagation, sale and distribution Within New Zealand!