Widespread grass weed – abundant in many pastures. Annual.

Widespread grass weed – abundant in many pastures. Annual.

Widespread, particularly in drier close grazed pastures. Annual.

Widespread, particularly in drier close grazed pastures. Annual.

Occasionally found in Auckland and Hawke's Bay. Annual.

Occasionally found in Auckland and Hawke's Bay. Annual.

Creeping buttercup (Ranunculus repens) and giant buttercup (Ranunc...

Creeping buttercup (Ranunculus repens) and giant buttercup (Ranunculus acris) are the most common. Grow best in wet areas. Perennials.

Widespread perennial species. Remains a significant component of...

Widespread perennial species. Remains a significant component of low fertility soils in New Zealand.

Widespread perennial.

Widespread perennial.

Widespread winter grower that does not like dry conditions...

Widespread winter grower that does not like dry conditions. Annual.

Also known as 'twitch', it is a perennial rhizomatous weed which...

Also known as 'twitch', it is a perennial rhizomatous weed which is problematic in both pastures and crops. Often goes unnoticed in pasture because the leaves look similar to perennial ryegrass.

A short-lived perennial grass which is adapted to low fertility...

A short-lived perennial grass which is adapted to low fertility soils. Common in many older pastures throughout New Zealand, especially in the South Island.

Widespread perennial.

Widespread perennial.

Widespread - most plentiful on wet soils. Perennial.

Widespread - most plentiful on wet soils. Perennial.

Spring/summer weed in all districts. Annual.

Spring/summer weed in all districts. Annual.

Widespread annual, able to complete its lifecycle very quickly.

Widespread annual, able to complete its lifecycle very quickly.

Widespread annual, often confused with a number of other weed...

Widespread annual, often confused with a number of other weed species such as dandelion.

Widespread through NZ. Annual.

Widespread through NZ. Annual.

Common in the South Island - often in stock camp areas. Perennial...

Common in the South Island - often in stock camp areas. Perennial.

A subtropical (C4) grass often found in northern or coastal areas...

A subtropical (C4) grass often found in northern or coastal areas of New Zealand.

Widespread - common in yards and gateways. Perennial.

Widespread - common in yards and gateways. Perennial.

Common in the South Island and lower North Island. Annual.

Common in the South Island and lower North Island. Annual.

Widespread. Often confused with deadly nightshade. Annual.

Widespread. Often confused with deadly nightshade. Annual.

Common biennial – prefers a dry climate.

Common biennial – prefers a dry climate.

Widespread – most plentiful in high rainfall areas. Perennial.

Widespread – most plentiful in high rainfall areas. Perennial.

A tall, robust subtropical (C4) perennial grass which is common...

A tall, robust subtropical (C4) perennial grass which is common in many North Island home lawns and pastures. In pasture it can grow well over summer, however it performs poorly in the winter.

Prefers damp ground – not common in dry areas. Perennial.

Prefers damp ground – not common in dry areas. Perennial.

Most abundant in the North Island. Annual.

Most abundant in the North Island. Annual.

Most widespread thistle. Biennial.

Most widespread thistle. Biennial.

Most common on dry soils of low pH and fertility. Perennial with...

Most common on dry soils of low pH and fertility. Perennial with creeping root system.

Common throughout NZ. Annual.

Common throughout NZ. Annual.

Formerly known as goose grass (Bromus mollis). Annual grass weed...

Formerly known as goose grass (Bromus mollis). Annual grass weed of average feed quality – abundant in dry areas.

Widespread – prefers loose fertile soils. Annual.

Widespread – prefers loose fertile soils. Annual.

Widespread annual.

Widespread annual.

Grows most prolifically in the upper South and lower North Island...

Grows most prolifically in the upper South and lower North Island.

More common in the North Island. Annual.

More common in the North Island. Annual.

Common on the East Coast. Annual to biennial.

Common on the East Coast. Annual to biennial.

A long-lived, early flowering perennial grass which was commonly...

A long-lived, early flowering perennial grass which was commonly included in seed mixes in earlier years. Still persists in some older dryland pastures.

Scattered throughout NZ. Annual.

Scattered throughout NZ. Annual.

Widespread. Common in Southland and the North Island. Annual.

Widespread. Common in Southland and the North Island. Annual.

Prefers moist well-aerated ground. Annual.

Prefers moist well-aerated ground. Annual.

Widespread. Common in stock camp areas. Annual.

Widespread. Common in stock camp areas. Annual.

Widespread annual.

Widespread annual.

Widespread, particularly in cooler areas. Perennial.

Widespread, particularly in cooler areas. Perennial.

Widespread, particularly in poorly drained low pH soils...

Widespread, particularly in poorly drained low pH soils. Perennial.