Taranaki gardeners inherit some of the best growing soil in New Zealand almost for free. The volcanic soils that ring Mount Taranaki are naturally fertile and hold moisture well, and combined with the region's regular rainfall, that means spring plantings here rarely go short of water the way a Hawke's Bay or Marlborough garden might. Frost risk clears by October most years and doesn't return until May, a comfortable window either side of the growing season.
Lettuce, spinach, silverbeet, peas, beetroot, carrots and dwarf beans can all go in from September. Tomatoes, capsicums, courgette and sweetcorn are worth holding until October, once the last of the season's cooler nights have passed, though Taranaki's frost record is mild enough that a few weeks either side rarely makes a large difference.
The reliable rain that makes Taranaki soil so productive brings a real cost too: slugs and snails are a bigger issue here than in drier regions, and seedlings in particular take the worst of it. Raise trays or punnets off the ground until plants have a few true leaves, and consider a barrier like copper tape or a beer trap around vulnerable beds from the day seedlings go in rather than after the first damage shows up.
The reliable rain that makes Taranaki soil so productive brings a real cost too: slugs and snails are a bigger issue here than in drier regions, and seedlings in particular take the worst of it.