Planning your sowing and unsure how many seeds you’ll need? A common question when buying seeds by weight is: how many seeds are in 1 gram? This information is especially valuable for gardeners, florists, and farmers who aim to accurately calculate seeding rates.
Contents
Why Knowing the Number of Seeds per Gram Matters
- Cost savings when purchasing seeds
- Precise planning of sowing areas
- Avoiding excess or shortage of seeds
Table: Number of Vegetable Seeds per Gram
| Vegetable | Number of Seeds per 1 g |
| Eggplant | 200–250 |
| Beans | 0.7–1.5 |
| Beet | 50–70 |
| Pumpkin | 5–8 |
| Peas | 3–5 |
| Melon | 25–45 |
| Zucchini | 8–10 |
| Watermelon | 15–20 |
| Cabbage (all types) | 250–300 |
| Dill | 600–800 |
| Corn | 4–6 |
| Carrot | 800–1000 |
| Cucumber | 30–40 |
| Sweet Pepper | 150–200 |
| Parsley | 1000–1300 |
| Radish | 100–120 |
| Lettuce | 800–1000 |
| Celery | 2000–2500 |
| Tomato | 300–400 |
| Onion (seeds) | 250–300 |
Table: Number of Flower Seeds per Gram
| Flower | Number of Seeds per 1 g |
| Chinese Aster | 300–500 |
| Alyssum | 2800–3500 |
| Annual Aster | 250–400 |
| Small-flowered Marigold | 300–350 |
| Shabo Carnation | 600–800 |
| Morning Glory | 40–60 |
| Cosmos | 130–150 |
| Matthiola | 600–800 |
| Lobelia | 25,000–30,000 |
| Stock | 500–600 |
| Petunia | 8000–10,000 |
| Salvia | 200–250 |
| Zinnia | 120–150 |
| Tagetes (Marigold) | 250–300 |
Tips for Effective Sowing
- Always check the information on the seed packaging before purchasing.
- Consider the variety, seed calibration, and moisture content.
- Refer to seed sowing rate tables for guidance.
- Use an agricultural calculator for precise calculations.
Knowing the approximate number of seeds per gram is a crucial part of sowing preparation. It helps prevent seed wastage, allows for better planning of sowing areas, and saves money. Use our tables or the agricultural calculator on the Seed Supermarket website to make your sowing process as efficient and convenient as possible.
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