Fastest Growing Plants

6 of the Fastest Growing Plants for Rapid Garden Growth

Written by: Seed Armory



Time to read 4 min

Excited to see your garden flourish in no time? You're in luck! This guide introduces six of the fastest growing plants that will thrive in record time. From leafy greens to crunchy radishes and flavorful herbs, these plants will have you enjoying your garden's bounty sooner than you think.

Fastest Growing Plants: 40 Days or Less

  • Leafy Greens

Leafy greens like lettuce, spinach, and arugula are among the fastest growing plants you can incorporate into your garden. Beyond their rapid growth.These nutrient-rich greens flourish in cooler climates and can either be directly sown into the ground or started indoors before transplanting once they've developed a few true leaves.

With optimal conditions, including abundant sunlight, regular watering, and nutrient-rich soil, you can anticipate harvesting fresh greens in as little as 25 to 30 days after planting.

  • Radishes

Radishes are the sprinters of the vegetable world, often ready for harvest in just 20 to 30 days after planting. These vibrant root vegetables come in a variety of shapes, sizes, and colors, making them a fun and rewarding addition to any garden. They're perfect for impatient gardeners looking for a quick turnaround on their crops.

Plus, radishes are incredibly versatile and can be enjoyed raw in salads, pickled, or roasted for a tasty snack. Their rapid growth makes them ideal for gardeners seeking fastest growing plants to fill their plots with color and flavor.

  • Herbs

Fresh herbs can elevate any dish with their vibrant flavors and aromas, and luckily, many herbs are fast growers. Basil, cilantro, and dill are just a few examples of herbs that can be ready for harvest in as little as three to four weeks after planting.

To ensure a continuous harvest throughout the growing season, consider planting successive batches of herbs every few weeks. Fastest growing plants like herbs offer a quick and convenient way to enhance your culinary creations.


Fastest Growing Plants: 60 Days or Less

  1. Kale

Kale, one of the fastest growing plants, is a nutritional powerhouse that thrives in cooler weather and can be ready for harvest in just 50 to 60 days. This hearty leafy green is packed with vitamins, minerals, and antioxidants, making it a staple in many healthy diets.

Kale offers endless culinary possibilities, from salads and smoothies to stir-fries and soups. For optimal growth, ensure kale plants receive ample sunlight, well-draining soil with compost or organic fertilizer, and regular watering.

  1. Squash

Summer squash varieties like zucchini and yellow squash are not only delicious but also surprisingly fast-growing. With the right care and plenty of sunlight, squash plants can produce an abundance of tender, flavorful squash in as little as 45 to 55 days.

These prolific plants are known for their high yields, so be prepared for a bumper crop once they start producing. To maximize space in your garden, consider planting squash along trellises or in raised beds. Fastest growing plants such as squash offer a quick and efficient way to fill your garden with delicious produce.

  1. Cucumbers

Cucumbers are popular in gardens and grow rapidly, yielding plenty of fresh cucumbers. Some types are ready to harvest in just 50 to 60 days. They're versatile, suitable for slicing in salads, pickling for sandwiches, or blending into refreshing drinks.

To promote rapid growth, provide cucumbers with consistent moisture, well-draining soil, and support structures for climbing varieties. Incorporating fastest growing plants like cucumbers into your garden ensures a plentiful supply this summer.


Optimal Growing Site Selection

To maximize the growth and productivity of your fastest growing plants, it's essential to choose an optimal growing site. Here are some tips for selecting the perfect spot for your garden:


For the fastest growing plants, like vegetables and herbs, ensure they get 6-8 hours of sunlight daily. Raised beds or containers can maximize sun exposure in limited space. Ample sunlight creates the perfect conditions for these plants to thrive and grow quickly in your garden. No matter if you have the fastest growing plants or long term growing seedlings, sunlight will always be great for fast growing.

Soil Quality:

For fast plant growth, use soil that drains well and is rich in organic matter. Check the soil's pH and nutrients before planting, and add compost or organic fertilizers if needed. This helps the fastest growing plants thrive in your garden.


Water plants often, especially in hot or dry weather. Use hoses or drip irrigation to water directly at the roots. Add mulch around plants to keep the soil moist and stop weeds. This helps the fastest growing plants grow well.


Ensure proper air circulation and prevent overcrowding by spacing plants adequately. Follow spacing recommendations on seed packets or plant tags, avoiding dense planting to allow each plant room to access sunlight, water, and nutrients. Selecting the ideal growing site is crucial for the optimal development of the fastest growing plants.


Hydroponics: Growing Faster with Water

To accelerate garden growth, try hydroponic gardening, a soil-free technique that utilizes nutrient-rich water to foster rapid plant growth. Ideal for the fastest growing plants, it supports abundant production. Hydroponic systems are versatile, suitable for indoor and outdoor environments, and accommodate gardeners of all skill levels.

Container and Tiered Bed Gardening: Maximizing for the fastest growing plants

Limited space? No worries! Container gardening and tiered bed gardening are great for growing the fastest growing plants. Whether in pots, containers, or raised beds, or utilizing vertical tiers, these methods support vibrant leafy greens, zesty radishes, and aromatic herbs, even in small areas.

Need some of the fastest growing plants? Introducing our Rapid Grow Bundle

Looking to stock up on seeds for your Express Lane garden? Check out Seed Armory's Rapid Grow Heirloom Seed Bundle - 35 Varieties. This survival-grade heirloom seed vault bundle includes a diverse selection of heirloom seeds for quick-growing vegetables, fruits, and greens, ensuring you have everything you need to grow a thriving garden year after year.

Rapid Grow Heirloom Seed Vault
With these fastest growing plants and gardening tips, you'll be well on your way to enjoying a bountiful harvest in record time. So roll up your sleeves, grab your gardening gloves, and get ready to watch your garden flourish before your eyes!

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