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Kiwis are ready to pick when they reach a specific stage of maturity on the vine, but the exact timing depends on a few key factors you can easily observe.
If you’ve been asking yourself when are kiwis ready to pick, the short answer is that you’ll harvest them in the fall, typically from late September to early November, depending on your climate and the variety you’re growing.
Knowing when kiwis are ready to pick isn’t just about the calendar, it’s about reading the fruit itself and understanding that kiwis continue to ripen after they’re harvested.
In this post, we’ll explore when are kiwis ready to pick, how to tell if kiwis are ready to pick from the vine, and the steps to ensure you get the sweetest, juiciest fruit possible.
Let’s dig into the details so you can confidently harvest at the perfect moment.
When Are Kiwis Ready to Pick: The Key Indicators
When are kiwis ready to pick is a question that has a clear answer once you know what to look for, and the first clue is the fruit’s appearance and feel.
Kiwis are ready to pick when they’ve reached their full size, usually about the size of a large egg, and when the skin has turned a uniform brownish color.
But the most reliable sign of when kiwis are ready to pick is the texture, because a ripe-for-harvest kiwi will feel slightly soft when gently pressed, not rock hard like an apple.
Another way to determine when kiwis are ready to pick is to cut one open and check the seeds, because mature seeds will be black, while immature seeds are still white or pale yellow.
When you’re trying to figure out when are kiwis ready to pick, you also want to consider the vine’s growth cycle, since kiwis need a certain number of frost-free days to develop their sugars.
1. The Brix Test and Sugar Content
A more scientific method for when are kiwis ready to pick involves using a refractometer to measure the Brix level, which indicates sugar content.
Commercial growers aim for a Brix reading of around 6.5% to 7% before they decide kiwis are ready to pick, because that level ensures the fruit will ripen properly after harvest.
If you don’t have a refractometer, you can still get a good sense of when are kiwis ready to pick by tasting a small slice, and if it’s tart with only a hint of sweetness, it’s likely close but needs more time.
Kiwis that are ready to pick will have a mild, slightly sweet flavor even while still firm, which tells you the starches have started converting to sugars.
2. Days from Bloom to Harvest
Tracking the days from full bloom is another helpful way to predict when are kiwis ready to pick, because most varieties need about 140 to 160 days to mature.
When you mark your calendar at the first sign of flowers, you can start checking for ripeness around day 130 and then test weekly from there.
This timing method works best when combined with visual and tactile clues, so don’t rely on days alone to tell you when kiwis are ready to pick.
Climate plays a huge role in this timeline, since a warm, sunny autumn will speed up ripening, while a cool, wet one will delay it.
3. The Last Frost Date Matters
You must harvest before the first hard frost, because frost can damage the fruit and make it mushy, so that’s a hard deadline for when are kiwis ready to pick.
Even if the kiwis don’t look fully mature, it’s better to pick them right before a predicted frost than to lose the whole crop.
Kiwis that are picked slightly early due to frost will still ripen indoors, which is why knowing when are kiwis ready to pick includes understanding post-harvest ripening.
If you live in a region with early frosts, you might need to pick earlier than the ideal date, and that’s perfectly fine as long as the seeds have started to darken.
The Best Time of Day and How to Pick Kiwis Properly
Once you’ve determined when are kiwis ready to pick, the next step is doing the harvest correctly so you don’t bruise the fruit or damage the vine.
The best time of day to pick kiwis is in the morning when the fruit is still cool, since heat from the afternoon sun can make the fruit more fragile.
When you’re ready to harvest, use a sharp pair of pruning shears to cut the stem about half an inch above the fruit, because pulling them off by hand can tear the vine.
Remember that each kiwi has a short stem, and leaving a bit of it attached helps the fruit last longer in storage.
Place the kiwis gently into a basket or bucket lined with a soft cloth, and avoid piling them too deep because the weight of the fruit on top can cause bruises.
1. Handling and Initial Curing
After you’ve picked your kiwis, they need a brief curing period, and this is actually part of understanding when are kiwis ready to pick because the process isn’t done at harvest.
Keep the freshly picked kiwis out of direct sunlight and allow them to sit at room temperature for a day or two to let the skins firm up.
This curing step is crucial because it reduces moisture loss and helps prevent rot during storage.
Once cured, you can move on to ripening them fully or storing them for later.
2. Ripening After the Pick
Kiwis continue to ripen off the vine, and this is why knowing when are kiwis ready to pick is only half the battle, because you also need to know how to finish the job.
To ripen your kiwis, place them in a plastic bag with a ripe apple or banana at room temperature for two to five days.
The ethylene gas released by the apple or banana accelerates ripening, so those kiwis that were hard at harvest become soft and sweet.
If you want to slow down ripening, you can store unripe kiwis in the refrigerator, where they’ll keep for several weeks until you’re ready to eat them.
Storing Your Harvest for Maximum Freshness
Proper storage is the final piece of the puzzle for when are kiwis ready to pick, because a well-timed harvest goes to waste if you don’t store the fruit correctly.
Kiwis can be stored in the refrigerator for up to four weeks if they’re kept in a plastic bag to retain moisture.
Don’t wash kiwis before storing them, because added moisture promotes mold growth and spoilage.
Instead, wash them right before eating, and always remove any damaged fruit from your storage batch so it doesn’t affect the healthy ones.
For longer-term storage, you can freeze kiwis by peeling them, slicing them, and placing them in an airtight container.
Frozen kiwis are perfect for smoothies and baking, though they lose their fresh texture once thawed.
1. Signs of Overripeness to Avoid
While you’re learning when are kiwis ready to pick, it’s equally important to recognize when you’ve waited too long, because overripe kiwis are not pleasant.
If the skin starts to wrinkle excessively or the fruit feels mushy and leaks juice, that kiwi is overripe and past its prime for fresh eating.
A fermented smell is another red flag, which means the sugars have begun to turn to alcohol.
You can still use overripe kiwis in cooked recipes like jams or chutneys, but they’re not great for eating fresh.
So, When Are Kiwis Ready to Pick?
Kiwis are ready to pick when they reach full size, the seeds are black, and the fruit has a slight give under gentle pressure, typically in the fall.
The exact timing for when are kiwis ready to pick depends on your variety, your local climate, and the weather that season, so observation is your best tool.
Remember that kiwis ripen off the vine, meaning you can pick them slightly early and still get great flavor, but you shouldn’t pick them too early because immature fruit won’t sweeten properly.
By combining the calendar, visual checks, and the feel test, you’ll master when are kiwis ready to pick for your own garden.
Hope this guide has cleared up any confusion, and now you can confidently harvest your kiwi vine at just the right moment for delicious results.