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Grey Zucchini Seeds – Heirloom Heat-Tolerant Bush Summer Squash

Heirloom - Non-GMO - Reliable Germination

$3.49 USD
Shipping calculated at checkout.
Size: 1 Packet

What Makes Survival Garden Seeds Different - non-GMO heirloom seeds

Grey Zucchini Seeds produce a dependable summer squash valued for its heat tolerance, heavy yields, and compact bush growth. This heirloom, open-pollinated variety develops smooth, straight fruits with distinctive mottled silver-grey skin. Widely adapted across North America, Grey zucchini performs especially well in hot, arid climates where other zucchini varieties may struggle. Its consistent production and easy growth habit make it a reliable choice for both beginner and experienced gardeners.

Heat-Tolerant and Adaptable:

  • Thrives in hot, dry, and sunny conditions
  • Continues producing through extended summer heat
  • Widely adapted to diverse growing regions

Compact, Productive Plants:

  • Bush-style growth habit for efficient garden spacing
  • Produces heavy yields of uniform fruit
  • Easy to manage and harvest

Why Customers Love Grey Zucchini Seeds:

  • Reliable performance in warm climates
  • Distinctive silver-grey skin color
  • Consistent summer-long harvests
  • Beginner-friendly and low maintenance

How to Grow Grey Zucchini:
Sow seeds directly outdoors after the danger of frost has passed and soil temperatures have warmed. Plant in full sun with well-drained, fertile soil. Water consistently, especially during flowering and fruit set. Harvest regularly to encourage continued production.

Harvest & Use:
Pick fruit while young and tender for the best flavor and texture. Grey zucchini can be used anywhere traditional zucchini is used, including grilling, sautéing, baking, and fresh preparations.

Net Wt. 3.5G

Heirloom Vegetable Seeds

All of our seeds are open-pollinated, non-GMO, heirloom varieties with tested germination rates

Specifications

  • Botanical Name
    Cucurbita pepo
  • Planting Zones
    3-10
  • Light
    Full Sun
  • Soil Temp for Germination
    65-75 Degrees F
  • Germination Time
    7-14 Days
  • Planting Depth
    1 Inch
  • Plant Size
    4-6 Feet Tall, 3-4 Foot Spread
  • Days to Harvest
    55-65 Days
  • Growing Instructions
    Sow directly when soil reaches 65-75 degrees. Can also be started indoors 3-4 weeks earlier. Plant in hills or rows of rich well-draining soil. Thin to one plant per hill once seeds are 3-4 inches tall.
  • Seed Saving Instructions
    Allow one or two zucchini to mature on plant. Remove and clean seeds by soaking them in water. Collect seeds that sink and dry in a warm location. Store dry in a paper envelope.
  • Seed Count (approximate)
    25 to 30

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Why Choose Survival Garden Seeds

At Survival Garden Seeds, we believe in preparing today for tomorrow’s peace of mind. That’s why we offer only heirloom, non-GMO, and untreated seeds you can trust to nourish your family and support a sustainable lifestyle. As a family-owned American company, we’re committed to providing seeds that grow strong and true—helping you cultivate health, resilience, and beauty in your garden.

Frequently Asked Questions

Are your seeds heirloom and open-pollinated?

Yes. All of our seeds are heirloom, open-pollinated varieties, which means they can produce seeds that grow true to type and are suitable for seed saving.

You can learn more about open-pollinated, heirloom, and non-GMO seeds in our Survival Garden Training blog.

Are your seeds non-GMO?

Yes. All Survival Garden Seeds are 100% non-GMO. Our seeds are open-pollinated heirloom varieties and are never genetically modified.

Are your seeds treated with chemicals?

No. Our seeds are completely untreated and free from chemical coatings, fungicides, or synthetic treatments.

How do I know my seeds are fresh?

Every seed packet includes a packed-for date, and we germination-test each seed lot before packaging to ensure high viability.

What is the shelf life of your seeds?

Most seeds remain viable for 3 to 5 years or longer when stored properly in a cool, dry place away from light and moisture.

In what USDA hardiness zones can I grow your seeds?

Our varieties are selected to grow successfully across USDA Hardiness Zones 3 through 10. Each packet includes variety-specific planting guidance and germination tips.