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Courgettes are ready to pick when they reach about 15 to 20 centimetres in length, which is typically just six to eight weeks after planting the seeds.
If you’re wondering when are courgettes ready to pick, the answer is that they’re at their absolute best when they’re still young, tender, and have that glorious shiny skin.
You’ll know courgettes are ready to pick because they’ll feel firm to the touch, and the skin should be glossy rather than dull.
The beauty of figuring out when are courgettes ready to pick is that you don’t need any special tools—just your eyes and a gentle squeeze.
Once you understand when are courgettes ready to pick, you’ll be harvesting them at peak flavour every single time.
In this post, I’ll walk you through the key signs to look for, how size affects taste, and what happens if you leave them too long.
Let’s dig into the simple art of knowing when are courgettes ready to pick.
Key Signs That Tell You When Are Courgettes Ready to Pick
When are courgettes ready to pick isn’t a mystery once you know what to look for on the plant itself.
The most obvious clue comes from the flower at the end—if it’s still attached and fresh, your courgette is probably still developing.
Once that flower starts to wilt and drop off naturally, that’s a fantastic hint that courgettes are ready to pick soon.
You should also check the stem connecting the fruit to the main plant, as a firm, thick stem means the courgette is still actively growing.
When are courgettes ready to pick becomes clearer as you monitor them daily, because these plants grow at a shockingly fast pace.
1. The Perfect Size for Harvesting Courgettes
When are courgettes ready to pick in terms of size?
Most gardeners agree that courgettes are ready to pick when they’re between 15 and 20 centimetres long.
At this size, courgettes are ready to pick with thin, edible skin and seeds that are still tiny and undeveloped.
If you’re growing varieties like round courgettes, they’re ready to pick when they’re about the size of a tennis ball.
Remember that courgettes are ready to pick on the smaller side for the best texture in salads, grilling, or stir-fries.
The moment they exceed 25 centimetres, you’ve missed that sweet spot when courgettes are ready to pick for prime eating.
2. Checking Skin Shine and Firmness
One of the easiest ways to judge when are courgettes ready to pick is by running your finger over the skin.
Courgettes are ready to pick when the skin feels smooth, slightly waxy, and has a noticeable gloss to it.
If the skin has lost its shine and looks a bit dull, that courgette has likely passed the stage when courgettes are ready to pick.
Give the fruit a gentle squeeze, and courgettes are ready to pick if they yield just a tiny bit but still feel firm overall.
A soft or spongy texture means the courgette is overripe, so you’ll know when are courgettes ready to pick by avoiding that feel.
3. The Quick Growth Window for Courgettes
When are courgettes ready to pick depends heavily on how quickly you check your plants, as they can double in size overnight.
Courgettes are ready to pick as fast as four to five days after the flower opens, so a daily garden visit is essential.
If you go on a weekend trip and return, you might find that courgettes were ready to pick three days ago and are now huge.
This rapid growth means that when are courgettes ready to pick is a moving target, but checking every morning solves the problem.
Once you get into the habit, you’ll naturally recognise the exact moment courgettes are ready to pick just by glancing at them.
What Happens If You Wait Too Long to Know When Are Courgettes Ready to Pick
When are courgettes ready to pick becomes critical because leaving them on the plant too long leads to oversized, watery fruits.
If courgettes aren’t ready to pick at the right time, they’ll turn into what many gardeners call marrows.
A marrow is simply an overgrown courgette that has lost its delicate flavour and developed tough, bitter skin.
When are courgettes ready to pick is really about catching them young, because oversized ones also drain energy from the plant.
That energy drain means fewer new flowers and fruits, so missing when courgettes are ready to pick reduces your overall harvest.
1. Overgrown Courgettes Lose Their Sweetness
The longer you wait past when courgettes are ready to pick, the more the sugars inside turn to starch.
This is why courgettes are ready to pick young—they’re naturally sweet and mild when harvested at the right moment.
An overgrown fruit won’t just taste bland; it can actually become unpleasant and watery when cooked.
So nailing when are courgettes ready to pick keeps your meals delicious and prevents any kitchen disappointments.
2. Seeds Become Hard and Inedible
When are courgettes ready to pick passes, the seeds inside mature and develop a tough, woody outer shell.
You can still eat overgrown courgettes by scooping out the seeds, but it’s extra work you can avoid.
Courgettes are ready to pick with soft, nearly invisible seeds that you won’t even notice while eating.
Trust me, knowing when are courgettes ready to pick saves you from that unpleasant crunch in your dish.
How to Harvest Courgettes Without Damaging the Plant
Once you’ve identified when are courgettes ready to pick, you need to remove them properly so the plant keeps producing.
Use a sharp knife or garden secateurs rather than twisting or pulling the fruit off by hand.
Cut the stem about two to three centimetres above the courgette when are courgettes ready to pick.
This clean cut prevents tearing the main vine, which could introduce disease and halt future fruit production.
Courgettes are ready to pick with a little stem attached, which also helps them store slightly longer.
1. Morning Harvest Is Best for Courgettes
The ideal time to pick courgettes, once you know when are courgettes ready to pick, is early in the morning.
Cool morning temperatures mean the fruits are fully hydrated and crisp, making courgettes ready to pick at their juiciest.
Avoid harvesting in the heat of the afternoon because courgettes can wilt quickly and lose that fresh quality.
So, when are courgettes ready to pick and the morning dew is still on the leaves, that’s your golden window.
2. Regular Picking Encourages More Fruit
The simple rule is that the more you pick, the more you get, so don’t skip any day once courgettes are ready to pick.
When you remove fruits at the stage when courgettes are ready to pick, the plant redirects energy into new growth.
This continuous cycle means that knowing when are courgettes ready to pick leads to a bumper harvest all season long.
You might even find yourself giving courgettes away to neighbours because you can’t keep up with production.
So, When Are Courgettes Ready to Pick for Your Table?
Courgettes are ready to pick when they reach 15 to 20 centimetres, feel firm, and have shiny, unblemished skin.
That’s the simple, reliable answer to when are courgettes ready to pick in your own backyard.
Check your plants daily, harvest in the morning, and cut with a clean knife to keep production going strong.
If you follow these guidelines, you’ll never miss the perfect moment when courgettes are ready to pick.
And the payoff is fantastic—tender, sweet courgettes that taste far better than anything from the supermarket.
So get out there, look for that glossy skin and firm flesh, and you’ll know exactly when are courgettes ready to pick.
Happy harvesting, and enjoy every delicious bite of your homegrown courgettes.