Think you missed your chance to plant this season? Good news — you’re right on time. There’s still a window and plenty of fast-growing crops for late spring planting.
Mid to late spring is one of the best opportunities to plant and grow fast-producing crops, especially in small spaces where soil warms up quickly and plants take off fast. With the right choices, you can go from seed to harvest in just a few weeks.
In this guide, you’ll discover fast-growing crops you can plant now — plus simple tips to get the quickest, healthiest harvest possible.
For an even more productive garden, check out the guide on succession planting and keep fresh crops coming all season long.
🌱 Why Late Spring Is Still a Great Time to Plant
Late spring gives you a major advantage: warm soil and longer daylight hours. The fast-growing crops for late spring love this combination!
It means:
- Faster germination
- Rapid plant growth
- Shorter time to harvest
For small-space gardeners, this is even better:
- Containers heat up faster
- You can control soil and nutrients easily
- Quick crop turnover is simple
👉 The key is choosing crops that don’t need a long growing season.
🥬 Best Fast-Growing Crops to Plant Now
🥗 Leafy Greens (Ready in 20–30 Days)
Right now is a great time to plant, and leafy greens are one of the easiest fast-growing crops to get started. They grow quickly and produce early. Beets are a fast, reliable late-spring crop that gives you two harvests in one—roots and greens. They handle changing conditions well and grow easily in small spaces and containers.
- Lettuce
- Arugula
- Spinach
- Beets
💡 Harvest outer leaves early to keep plants producing.
🌿 Herbs (Cut-and-Come-Again Winners)
Herbs are a great year-round choice—spring, summer, fall, and even a sunny windowsill in winter. Plant, replant, and enjoy a steady harvest.
- Basil
- Cilantro
- Parsley
- Thyme
💡 Frequent harvesting encourages new growth.
🥕 Quick Root Crops (Fast and Reliable)
Root crops are naturally hardy because they store energy underground, protecting them from temperature swings and stress. They’re also packed with nutrients, making them one of the healthiest and most reliable crops you can grow and eat.
- Radishes (20–25 days)
- Baby carrots
- Green onions
- Beets
Don’t toss all the greens—beet greens are edible, nutrient-rich, and can be sautéed or added to salads just like spinach.
💡 Use loose, well-draining soil for best results.
🫘 Fast Fruiting Crops (Slightly Longer, Still Worth It)
Fast-fruiting crops are surprisingly resilient—they establish quickly and recover well from temperature swings, making them a reliable choice for late spring planting.
- Bush beans
- Cherry tomatoes
- Compact cucumbers
- Peas
💡 Choose dwarf or compact varieties for small spaces.
⚡ Quick Rule of Thumb
If it grows fast and doesn’t require a long season, it’s a great late-spring choice. Although, like any rule of thumb, there are always exceptions.
🔁 How to Get the Fastest Harvest
☀️ Maximize Sunlight
- Aim for 6–8 hours daily, the more the better.
- Use reflective surfaces to boost light
💧 Stay Consistent With Watering
- Containers dry out quickly
- Keep soil evenly moist
🌱 Use Quality Soil
- Nutrient-rich mix = faster growth
- Add compost or worm castings
Soil is your garden’s lifeblood. Your plants will reward you for providing and maintaining quality soil throughout the growing season.
For more ideas, check out this guide on common household items you can use to improve your garden soil.
✂️ Harvest Often
- Encourages continued production
- Especially important for greens and herbs
🚫 Common Late-Spring Mistakes to Avoid
- Letting soil dry out completely
- Planting slow-growing crops
- Overcrowding containers
- Ignoring heat buildup on patios
🌿 Pro Tip: Plant in Waves
Instead of planting everything at once:
- Sow small batches every 1–2 weeks
- Keep harvests consistent
- Avoid everything maturing at once
👉 This is where succession planting really shines.
❓ FAQ Section (Yoast Block Ready)
No, many fast-growing crops thrive when planted in late spring and can be harvested within weeks.
Radishes, lettuce, arugula, and green onions are some of the quickest-growing crops.
Yes, most fast-growing crops are ideal for containers and small-space gardens.