---
product_id: 290249191
title: "Watermelon Seeds - Black Diamond - 1 Oz ~400 Seeds - Citrullus lanatus - Farm & Garden Vegetable/Fruit Seeds - Non-GMO, Heirloom, Open Pollinated, Annual"
brand: "mountain valley seed company"
price: "83 zł"
currency: PLN
in_stock: true
url: https://www.desertcart.pl/products/290249191-watermelon-seeds-black-diamond-1-oz-400-seeds-citrullus-lanatus
store_origin: PL
region: Poland
---

# Full Sun Non-GMO Moderate Watering Watermelon Seeds - Black Diamond - 1 Oz ~400 Seeds - Citrullus lanatus - Farm & Garden Vegetable/Fruit Seeds - Non-GMO, Heirloom, Open Pollinated, Annual

**Brand:** mountain valley seed company
**Price:** 83 zł
**Availability:** ✅ In Stock

## Summary

> 🍉 Cultivate Happiness, One Seed at a Time!

## Quick Answers

- **What is this?** Watermelon Seeds - Black Diamond - 1 Oz ~400 Seeds - Citrullus lanatus - Farm & Garden Vegetable/Fruit Seeds - Non-GMO, Heirloom, Open Pollinated, Annual by mountain valley seed company
- **How much does it cost?** 83 zł with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/290249191-watermelon-seeds-black-diamond-1-oz-400-seeds-citrullus-lanatus)

## Best For

- mountain valley seed company enthusiasts

## Why This Product

- Trusted mountain valley seed company brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Grow Your Own:** Experience the joy of cultivating your own Black Diamond watermelons!
- • **Fast Germination:** Watch your garden flourish in just 90 days!
- • **Heirloom Quality:** Savor the rich, authentic taste of heirloom seeds.
- • **Versatile Growth:** Perfect for all U.S. zones—plant anywhere!
- • **Family-Owned Excellence:** Support a small, independently operated seed company.

## Overview

Introducing Black Diamond Watermelon Seeds: a premium, non-GMO heirloom variety that guarantees high germination rates and a bountiful harvest in just 90 days. Perfect for all U.S. growing zones, these seeds are your ticket to a delicious summer treat, all while supporting a family-owned seed company.

## Description

Watermelon Seeds - Black Diamond - 1 Oz ~400 Seeds - Citrullus lanatus - Farm & Garden Vegetable/Fruit Seeds - Non-GMO, Heirloom, Open Pollinated, Annual

## Features

- Watermelon Seeds - Black Diamond - 1 Oz ~400 Seeds - Citrullus lanatus
- Non-GMO - Heirloom - Open Pollinated - Premium Seeds - High Germination Rate
- Farm & Garden Vegetable / Fruit Seeds
- 90 Days to Full Maturity - Annual Crop - Not Intended to Over-winter - All Zones in the U.S.A
- Mountain Valley Seed Company Brand - Independently Family Owned & Operated Small Seed Company - Premium Quality Seeds

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Product Care Instructions | Water |
| Material Features | GMO Free, Heirloom |
| Color | Black,Green |
| Unit Count | 1.0 Fl Oz |
| Number of Pieces | 400 |
| Expected Planting Period | Winter |
| Moisture Needs | Moderate Watering |
| Expected Blooming Period | Summer |
| Sunlight Exposure | Full Sun |
| Indoor Outdoor Usage | Indoor |
| Additional Features | Premium |

## Images

![Watermelon Seeds - Black Diamond - 1 Oz ~400 Seeds - Citrullus lanatus - Farm & Garden Vegetable/Fruit Seeds - Non-GMO, Heirloom, Open Pollinated, Annual - Image 1](https://m.media-amazon.com/images/I/81nzzEJCmtL.jpg)
![Watermelon Seeds - Black Diamond - 1 Oz ~400 Seeds - Citrullus lanatus - Farm & Garden Vegetable/Fruit Seeds - Non-GMO, Heirloom, Open Pollinated, Annual - Image 2](https://m.media-amazon.com/images/I/81-Fysec05L.jpg)

## Available Options

This product comes in different **Size** options.

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**Shop now:** [https://www.desertcart.pl/products/290249191-watermelon-seeds-black-diamond-1-oz-400-seeds-citrullus-lanatus](https://www.desertcart.pl/products/290249191-watermelon-seeds-black-diamond-1-oz-400-seeds-citrullus-lanatus)

---

*Product available on Desertcart Poland*
*Store origin: PL*
*Last updated: 2026-02-01*