|flower_season=early spring, early winter, mid winter, late winter
|flower_season=early spring, early winter, mid winter, late winter
|flowers=yellow
|flowers=yellow
−
|Min Temp Num=10
+
|Min Temp Num=-10
|Temp Metric=°C
|Temp Metric=°C
|min_zone=8
|min_zone=8
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===Pests and diseases===
===Pests and diseases===
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The Kowhai caterpillar is a bright-green and black caterpillar that strips the leaves of the kowhai. The treatment for such a problem is the use of an insecticide such as [[Orthene]] (NZ), [[Mavrik]] (NZ), [[Shield]] (NZ) or [[Super Shield]] (NZ).
+
The Kowhai caterpillar is a bright-green and black caterpillar that strips the leaves of the kowhai. The treatment for such a problem is the use of an insecticide such as [[Orthene]] (NZ), [[Mavrik]] (NZ), [[Shield]] (NZ) or [[Super Shield]] (NZ).<ref>Yate's 'Garden Problem Solver', HarperCollins, New Zealand, 2001</ref>