Squash Vegetable Spaghetti

🌾 Sowing: Trays vs Direct

You have two options when starting spaghetti squash: sowing in trays or direct into the garden.

• Sowing in trays works well in cooler regions where spring can still be a little chilly. Starting seeds in punnets or biodegradable pots indoors or in a greenhouse gives them a head start. The young plants are ready to transplant once they have 2–3 true leaves and the soil outside has warmed.
• Direct sowing is best for warmer climates or once night temperatures are consistently above 15°C. Squash resent root disturbance, so if you can direct sow, they often establish faster and stronger.

Either way, plant seeds about 2–3 cm deep, keeping the soil evenly moist until germination.

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🔥 Seed Pre-treatment

Spaghetti squash seeds do not need pre-treatment. They germinate reliably in warm soil, usually within 7–14 days. For faster sprouting, make sure the soil or seed-raising mix sits at around 21–27°C.

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🌞 Soil and Position

Like most pumpkins and squash, spaghetti squash is a hungry feeder and loves warmth.

• Position: Choose a sunny spot with at least 6–8 hours of direct light a day.
• Soil: Rich, free-draining soil with plenty of organic matter. A generous layer of compost and well-rotted manure dug in before planting is ideal.
• pH: Neutral to slightly acidic (around 6–6.8).

Mounding the soil into hills or raised beds gives the roots warmth and prevents waterlogging, which can be an issue in heavy soils.

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🌿 Care and Maintenance

Once your plants are in, care is fairly straightforward:

• Watering: Keep the soil consistently moist but not waterlogged. Deep, infrequent watering is best, allowing roots to grow down. Avoid overhead watering on the leaves to reduce fungal problems.
• Mulching: Lay down straw or sugarcane mulch around plants to keep the soil cool, conserve moisture, and keep the fruit off bare ground.
• Feeding: Apply a liquid fertiliser high in potassium once flowers begin to form. This supports healthy fruit set.
• Training: Vines can be allowed to sprawl or trained along a trellis. On a trellis, fruits may need support like a net sling.

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🌸 Companion Planting

Spaghetti squash benefits from neighbours that help deter pests and attract pollinators:

• Good companions: Corn, beans, nasturtium, marigold, and borage. These either provide shade, fix nitrogen, or bring in beneficial insects.
• Avoid planting near: Potatoes (compete for nutrients) or cucumbers (can share pests and diseases).

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🌾 Harvesting

Fruits are usually ready 90–100 days after planting, depending on your climate. Signs of readiness include:

• The skin hardens and deepens to a creamy yellow colour.
• The stem attaching the fruit to the vine begins to dry and brown.

Cut fruits from the vine with secateurs, leaving a short stem attached to help them store better. Cure them in a warm, dry spot for 1–2 weeks before storing. Properly cured spaghetti squash can last for several months in a cool, dry pantry.

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🐞 Common Issues and Fixes

Problem	Likely Cause	Fix
Powdery mildew (white coating on leaves)	Humid conditions, poor airflow	Improve airflow, water at soil level, apply milk spray or sulphur-based treatment
Blossom end rot (dark patch at fruit base)	Calcium deficiency or inconsistent watering	Maintain even soil moisture, add lime if soil is acidic
Poor fruit set	Lack of pollination	Hand-pollinate flowers early in the morning with a small brush
Aphids	Sap-sucking pests on leaves	Blast with water, encourage ladybirds, use insecticidal soap
Vine borers / fruit fly	Insect pests damaging stems or fruit	Rotate crops, cover young plants with insect netting, monitor regularly

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🌻 Seed Saving Guide

Saving seed from spaghetti squash is very rewarding, but there are a couple of things to keep in mind:

• Isolation: Squash easily cross-pollinate with other squash and pumpkins. To save true-to-type seeds, grow only one variety of Cucurbita pepo in your garden, or separate varieties by at least 800m.
• Selecting fruit: Choose a healthy, disease-free plant and allow at least one fruit to fully ripen and cure on the vine until the skin is very hard.
• Extracting seed: Cut the fruit open, scoop out the seeds, and separate them from the pulp. Rinse well in a sieve.
• Drying: Spread seeds on paper or mesh in a warm, airy spot out of direct sunlight. Allow to dry fully over 2–3 weeks.
• Storing: Keep in a paper envelope or glass jar in a cool, dry, dark place. Properly stored, spaghetti squash seeds remain viable for 4–6 years.

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🌼 Final Thoughts

Vegetable spaghetti is more than just a novelty in the garden—it’s a crop that bridges the gap between healthy eating and fun growing. From the moment those seeds sprout to the day you cut open a golden squash and fork out strands of “spaghetti,” there’s real joy in nurturing this plant.

With good soil, warmth, and steady care, your vines will reward you with a crop that stores beautifully and keeps the pantry stocked with healthy meals long after summer has passed. Saving your own seed takes the satisfaction one step further, ensuring that each season’s harvest connects back to your own garden’s cycle

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Delivery Guarantee

We take great care to make sure your seeds arrive safely. If your order is lost or damaged in transit, we’ll happily send a replacement. Unfortunately, we can’t replace or refund orders that arrive later than the estimated delivery date, as delays can sometimes occur that are outside our control.

Please note that all dispatch and delivery times listed are estimates only. While we do our best to post promptly, delivery timeframes can vary due to postal service delays, weather events, or other unforeseen circumstances. We’re unable to take responsibility for any loss, damage, or cost that results from a late delivery.

An order is not considered missing until at least 20 business days have passed from the postage date. You’ll receive an email once your seeds have been posted, letting you know they’re on their way. If you don’t see it in your main inbox, please check your Spam or Promotions folders as sometimes our emails like to hide there.