Growing Zucchini: Everything You Need To Know - Primex Garden Center - Blog (2024)

A single zucchini plant can produce five to ten pounds of produce in optimal growing conditions, making it an extremely abundant vegetable to include in your garden!

Summer weather is fast approaching, and you know what that means: it’s zucchini season in your garden! You can use this easy-to-grow, versatile vegetable in countless tasty recipes, including pasta, salads, and even a zucchini chocolate cake. The flowers are edible too! A single plant can produce five to ten pounds of produce in optimal growing conditions, making it an extremely abundant vegetable to include in your garden.

The Lifecycle of a Zucchini Plant

A zucchini plant takes approximately 45 and 55 days to start flowering, after which you’ll notice the fruit start to grow. Zucchini plants thrive in loose, fertile, and well-drained soil; note that planting zucchini in small hills or mounds is also important for success.

Growing Zucchini In A Pot

If you are growing your zucchini in a pot, you’ll want to ensure you use a potting soil mix that uses ingredients like peat, compost, or fine bark, along with either perlite or vermiculite. Zucchini doesn’t require an overly nutrient-rich soil, but it performs best in soils high in organic matter with a soil pH of around 6.5. Zucchini plants have an extensive root system, so they need big containers. For a vining plant, it’s a good idea to select a pot at least 36 inches deep so that your plants are spaced out from each other and have room to flower.

Planting Zucchini in the Ground

If you choose to plant your bush zucchini in the ground, you’ll need to plant them in hills three or four feet apart. The distance is the same as vine zucchini, but these grow on a compact shrub, rather than spreading everywhere.

Growing Zucchini: Everything You Need To Know - Primex Garden Center - Blog (1)

Your Soil Matters

Zucchini need lots of organic matter in their soil to flourish, so you should ensure that the dirt you want to grow them in includes compost. Bumper crop soil is a great option to ensure that your zucchini’s have the right nutrients! Once the plants are about 3-4 inches tall, give them a fertilizer with a good amount of calcium, like Espoma Tomato-tone and Garden-tone fertilizer; this will aid in the prevention of blossom-end rot.

Insect Prevention

Squash vine borers typically attack squash, zucchini, pumpkins, and various types of gourds. If you spray insecticidal soap on the stem at the base of the plant weekly, it can smother eggs, dissolve into the insects’ exoskeleton, and cause them to dehydrate. This remedy is popular with gardeners because it is not only effective but it is also eco-friendly. Even when squash bugs threaten to take over and eat your zucchini leaves, effective, non-toxic pesticides like neem oil can keep your plant organic and safe.

Harvesting Your Zucchini

Don’t wait too long to harvest your zucchini! Once they reach 5-7 inches long, you can start harvesting. When picking your vegetables, use a sharp knife, pruners, or scissors to cut your stems one or two inches from the plant.

Cooking with Your Summer Squash

There are many delicious ways to incorporate your fresh zucchinis into your summer meals, from grilling them on the barbeque to supplementing them as a healthy alternative in place of your pasta. Check out our delicious and easy garden stuffed zucchini boats for the perfect summer appetizer!

Garden Stuffed Zucchini Boats

Ingredients:

  • 4 zucchinis from your garden
  • 1 teaspoon sea salt (optional)
  • 1 tablespoon extra virgin olive oil
  • ½ large red onion sliced
  • 1 red or yellow bell pepper diced
  • 8 ounces baby bella mushrooms chopped small
  • ½ teaspoon black pepper
  • 1 tablespoon minced garlic
  • 1 ½ teaspoon italian seasoning
  • ⅔ cup pasta sauce I used a tomato basil sauce
  • 1 cup cherry tomatoes halved
  • ½ cup black olives sliced (optional)
  • ½ cup pepperoncinis sliced (optional)
  • 4-5 basil leaves chopped for topping

Instructions:

  1. Preheat your oven to 350 degrees. Cut your zucchinis into halves, scoop out the insides with a spoon, and sprinkle sea salt on your prepared pan to pull excess water out of your zucchinis.
  2. In a medium-sized pan, add the olive oil and saute your chopped onion, tomatoes, and bell pepper until they begin to caramelize. Season with salt and pepper, and add garlic and additional seasoning.
  3. Wipe water off of zucchini boats and fill with your sauteed veggies. Place your stuffed zucchinis in the oven and cook for 30 minutes. Let cool for 20 minutes before eating.

For more tips on successfully growing your zucchini, check out our blog or contact us at Primex Garden Center, located in Glenside, Pennsylvania.

Growing Zucchini: Everything You Need To Know - Primex Garden Center - Blog (2024)

FAQs

What is the secret to growing zucchini? ›

Zucchini needs full sun (at least 6 to 8 hours) and consistently moist soil that is high in organic matter. Some zucchini varieties are vining types that require a trellis or a lot of room to sprawl. There are also bush types suitable for container gardening and small space gardening.

What not to plant near zucchini? ›

You may want to experiment with different companion crops until you find the perfect combination to fit your personal tastes and growing conditions. Avoid planting zucchini and summer squash with all other vining plants which include cucumbers and sweet potatoes as well as pumpkins, winter squashes, and melons.

How many zucchini plants per hole? ›

Plant seeds an inch deep, 4 to 5 seeds per hill. If you're planting in rows, add 2 to 3 seeds per hole and 36 inches apart. If planting in hills, thin to 2 to 3 plants per hill once seedlings emerge.

What fertilizer is best for zucchini? ›

An ideal zucchini plant fertilizer will certainly contain nitrogen. An all-purpose food like 10-10-10 is generally sufficient for zucchini plant needs. They contain plenty of nitrogen to facilitate healthy growth as well as necessary potassium and phosphorus to boost fruit production.

Do coffee grounds help zucchini plants? ›

Yes, and yes! Coffee beans are rich in minerals such as magnesium, calcium, phosphorus, nitrogen, and potassium. Phosphorus and potassium improve yields, and nitrogen is involved in photosynthesis, which helps plants grow faster. Ground coffee is excellent for both house and garden plants.

Does Epsom salt help zucchini plants? ›

Verdict: Unless you have a magnesium deficiency in your garden, there is no need to add Epsom salts. Doing so could even be harmful to soil, plants and water.

Is it OK to plant tomatoes next to zucchini? ›

Zucchini and tomatoes can be grown as close neighbors and will make satisfactory companion plants. Both vegetables thrive in the same environmental conditions, so a garden plot that is ideal for one plant is therefore ideal for the other. They both need a location with full sun and benefit from nutrient-rich soil.

What is a companion plant for zucchini? ›

"Companion plants such as marigolds, nasturtiums, and radishes can help improve zucchini growth, flavor, and pest resistance by attracting beneficial insects and repelling harmful pests," says Carrie Spoonemore, co-creator of Park Seed's From Seed to Spoon app.

How to keep bugs off zucchini plants? ›

Trellis Your Squash and Melons

Another effective way to keep squash bugs at bay is to trellis your plants rather than allowing them to sprawl. They are less likely to conceal themselves in an upward trellis than in a squash mound or patch.

Can cucumbers and zucchini be planted together? ›

As with other squash plants, it is not advisable to plant zucchini and cucumbers together. Cucumbers are members of the Cucurbitaceae family, just like zucchini and so they will compete for space and nutrients. Also, growing several similar plants in the same area can make it easier for pests to find the plants.

How do you get the best yield from zucchini plants? ›

Zucchini plants may benefit from regular fertilizing especially if your soil isn't dense with nutrients. Use an all-purpose 10-10-10 fertilizer and that should meet all the plant's needs. This will give it the boost in potassium, nitrogen and phosphorous needed for healthy fruit production.

Should zucchini be planted in rows or hills? ›

Spacing: Hills (two to three plants per hill) 3'- 4' in-row x 4'- 6' between rows; single plants 2'- 3' in-row x 3'- 5' between rows. Fertilizer needs: Medium requirement for nutrients, either from soil organic matter or fertilizers. Incorporate compost or fertilizer prior to planting.

Is Miracle Grow good for zucchini? ›

Being one of the US's widely used liquid feed products, Miracle-Gro Water Soluble Plant Food is best suited to give vegetables like zucchini the nourishment they deserve. The fertilizer is mixed with water and directly fed to the roots. It displays excellent results when used plants that are about to bloom.

Do zucchini plants like eggshells? ›

So what do Eggshells do? By placing them below tomatoes, peppers, zucchini, and squash, the slow release of calcium will ensure that they do not suffer from blossom end rot otherwise known as (BER). Blossom End Rot occurs when the plant is lacking calcium. Eggshells also help to deter slugs.

How do you prepare soil for zucchini plants? ›

Preparing Soil for Zucchini

Choose a location that gets plenty of sun and has well-draining soil. Test your soil: Use a soil test kit to determine the pH level of your soil. Zucchini plants prefer a slightly acidic soil with a pH level between 6.0 and 7.5. If your soil is too acidic, add lime to raise the pH level.

Why do my zucchini plants have lots of flowers but no fruit? ›

Early in the growing season, squash plants tend to produce more male than female flowers. While you may have tons of flowers, in order to produce fruit you must have both male and female flowers at the same time.

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