Learn How to Make & Use Seeding Starter To Grow Healthy Seedlings

Get your gardening off to a great start with our guide on seed starters! Learn the history and different types of seed starters, how to make your own, and tips on when’s best to start, planting depth, hardening off, and transplanting seedlings. Take the plunge and get started today!

What is A Seeding Starter?

seeding starter

Seeding starter is a material used to start seeds for transplanting. It helps seeds develop faster and guarantees stronger, healthier plants by providing the ideal environment for germination. The most common types of seed starters are loose soil mixtures, rock wool or coco coir, and pellets or discs.

Different seeds require different types of seed starter, and each type has its own advantages and disadvantages. For example, rock wool or coco coir is considered the most reliable for starting seeds, but it can be expensive. On the other hand, loose soil mixtures are cheaper and easier to use, but they are less reliable.

Using the right seed starter can help you achieve bigger harvests, higher yields, and more vigorous plants. It’s important to understand which type of seed starter is best suited for your particular crop so you can get the best results possible.

Why is Seeding Starter Important?

Seed starter creates a perfect environment for seedlings to grow and thrive. It helps plants grow faster, stronger, and healthier. It also reduces risk of disease and protects the seedlings from pests. Additionally, it is often loaded with nutrients that help in root development and plant growth.

Seed starter also helps protect against temperature extremes. It helps keep the seeds at a consistent temperature and provides insulation against extreme heat or cold. This means that the seedlings have a better chance of surviving and growing into healthy, productive plants.

Overall, seed starter is an important part of growing a successful crop. It helps create the perfect conditions for seedlings to flourish and helps ensure strong, healthy plants.

History of Seeding Starter

Seeding starter has a long and fascinating history, with its roots in traditional farming practices. Throughout the centuries, farmers have developed numerous techniques for starting plants from seed. Today, seed starters are used to help propagate all sorts of vegetables, herbs, and flowers to help gardens thrive faster.

The use of seed starters can be traced back to early Egyptian and Roman civilizations, where farmers began experimenting with controlled growing conditions and soil mixtures. During the Middle Ages, monasteries took up the practice of seed starting, creating elaborate glass houses to cultivate new crops and species of plants. As technology progressed, so did the art of seeding starter.

By the 1700s, seed companies had sprung up to help market and distribute seed starters, and gardeners had access to an array of soil mixes, potting agents, and other materials to help them grow their plants. Today, many of these same tools and supplies are still used by gardeners, alongside modern innovations like seed tapes, plugs, and flats.

What Seedlings Need to Thrive

Growing seedlings is a key part of gardening. Before you plant your seeds it’s important to make sure they have the right environment and conditions to thrive. Different types of seedlings have different needs, so it’s important to read up on what yours need before getting started.

In general, all seedlings require light, water, nutrition and air flow in order to thrive. This can be achieved through natural sunlight or by using grow lights if you’re planting in a less sunny area. It’s important to keep your seeds watered regularly and make sure that their soil or potting mix isn’t too wet otherwise you may risk the roots rotting. Plant food or fertilizer can be added to enrich the soil and provide additional nutrients for the seedlings. And, depending on the type of seedling, you may want to use a fan to create a gentle breeze for improved air flow.

By understanding what needs to be done to create a healthy environment for your seedlings, you’ll be able to give them the best start to life and increase their chances of success.

seeder starter

Different Types of Seed Starter Available

When it comes to seed starters, there are a variety of options available. The best type of seed starter for you depends on your particular planting needs and goals. Here are some of the most common types.

Soil-less Mixes

These mixes typically contain peat moss, vermiculite or perlite, and sometimes compost. Soil-less mixes are often preferred by many gardeners because they are sterile and can help reduce the risk of disease. However, they may not provide enough nutrients to sustain the growth of the seedlings, so additional fertilization may be needed.

Coconut Coir

Coconut coir is an environmentally-friendly alternative to peat moss and is derived from coconut husks. It offers good drainage and aeration, which helps promote root growth. Coconut coir also has a natural resistance to fungal diseases, so it’s ideal for starting seedlings in an organic medium.


Vermiculite is a naturally-occurring mineral that has been heated to form a lightweight material. It can absorb water and nutrients, making it an excellent choice for starting seeds. Vermiculite is also easy to work with, making it a great option for beginner gardeners.


Perlite is similar to vermiculite but is composed of volcanic glass. It provides excellent drainage and aeration and can help keep soil warm and moist. Perlite is often preferred by gardeners who want to reduce moisture retention in their seed starting mix.

How to Make Your Own Seed Starter

Making your own seed starter can be a great way to save money, and you can customize the recipe to cater to your specific needs. It is important to note that not all seeds require seeding starters; some varieties of seeds can simply be placed in soil, and will grow without additional help. However, for those traditional seeds that need extra brownie points, here are the step-by-step instructions on how to make your own seed starter!

Step 1: Gather Materials

Before you begin, it is important to gather the right materials. You will need the following items:

  • A planting container – depending on the size of the seeds you are planting, you may need to use a shallow tray or a large pot.
  • Potting soil – select a light, well-draining soil with good aeration.
  • A clean, sharp knife – to cut open the seed starter bag.
  • Seed starter mix – this can be purchased online or at garden centers.
  • A watering can – for watering the seed starter.

Step 2: Prepare the Container

Next, fill the container with potting soil. Ensure you leave enough room for enough seed starter mix to be added later. If the container has drainage holes, place a thin layer of gravel at the bottom of the container. This will help to ensure proper drainage and prevent soil from escaping through the drainage holes.

Step 3: Add the Seed Starter Mix

Cut open the bag of seed starter mix and spread it evenly over the surface of the potting soil. Make sure you don’t compact the mix, as you want it to remain aerated and light. After you spread the mix, you can add a thin layer of potting soil to the top, which will help keep the seed starter moist.

Step 4: Water the Seed Starter

Using the watering can, give the seed starter mix a good soaking. Make sure the mix is completely saturated and that there are no dry patches. Allow the mix to sit for a few minutes and then check to see if there is any standing water. If so, you will need to empty the excess water out.

Step 5: Plant The Seeds

Finally, it is time to plant the seeds. Use your fingers to make a small hole in the seed starter mix and then drop in one or two seeds. Cover the seeds with the mix and lightly pat down the area. Give the seeds another light watering and place the container in an area that receives adequate sunlight.

That’s it! Now all you have to do is wait for the seeds to germinate and start growing. Remember to keep the mixture moist and provide the seedlings with adequate sunlight for optimal growth.

Benefits and Drawbacks of Using Seed Starter

Seed starters provide a great way to get your plants off to a good start. They offer a variety of benefits, from providing a head start on the growing season to allowing for more control over the growing environment. However, there are some drawbacks to consider as well.

The most obvious benefit of using seed starter is that it gives plants a jumpstart on the growing season. Seeds began germinating in the starter mix will soon be ready to transplant into their permanent home. This allows you to get the most out of your growing season by having plants ready to go earlier in the season.

Another benefit of seed starters is that they provide more control over the growing environment. The starter mix is designed to provide the best possible growing conditions for germinating seeds. This means that you can be sure that your plants have the best chance of survival from the start.

However, seed starters also have some drawbacks. First, they can be expensive. Depending on the type of starter mix used, you may find yourself spending quite a bit of money to get everything you need for the growing season. Additionally, seed starters require more effort and attention than simply planting directly into the soil. From prepping the starter mix to constantly monitoring the moisture levels, there is a lot of extra work involved.

In conclusion, seed starters offer a number of benefits, from jump starting the growing season to providing more control over the growing environment. However, they can be expensive and require more effort and attention. Consider the pros and cons before deciding if seed starters are right for you.

Trouble-shooting Tips for Seed Starter Issues

When it comes to seed starters, issues can arise that can affect the health and growth of your plants. It can be difficult to know what’s causing the problem, so let’s look at some common troubleshooting tips to help you identify and work through any issues.

One of the most common issues with starter seeds is damping off. This is where the stem of the seedling becomes weak and water-soaked, before eventually collapsing, killing the plant. To prevent this, reduce the amount of watering you give the seedlings, introduce better ventilation and avoid excessive heat.

If your seedlings are not receiving enough light, they may become leggy and weak. Move the seedlings to a location where there is more light and less direct sunlight, or invest in a grow light to mimic natural sunlight. You should also avoid placing your seedlings near a drafty window or furnace.

If your seedlings are failing to germinate, it could be due to a lack of moisture. Make sure that the growing medium is moist, but not waterlogged. Don’t forget to check the temperature of the medium, as some seeds need warmth to germinate.

  • Damping off: Reduce amount of watering, introduce better ventilation, avoid excessive heat.
  • Not receiving enough light: Move to a location with more light, invest in a grow light, avoid drafty windows/furnace.
  • Failing to germinate: Ensure the growing medium is moist, but not waterlogged and check temperature.

By being aware of these common issues you can identify problems early and take appropriate action. With a little bit of knowledge and care, your seedlings will thrive and provide you with an abundance of fresh produce.

seeding starter

When is the Best Time to Start Seeds?

Knowing when to start seeds is an important part of successful gardening, and the timing depends on a few factors including where you live and what type of plants you’re growing. Generally, it’s best to start seeds indoors in early spring, several weeks before the last expected frost date. This gives your seedlings a chance to get established before being planted outdoors. Some plants may need to be started even earlier, such as cool weather crops like broccoli, if you’re located in a colder climate.

If you’re located in a warmer climate, it may be better to wait until April or May to start your seeds indoors. It’s also important to consider the length of time each plant takes to reach maturity and the average first frost date for your area when choosing when to start seeds.

For example, tomatoes require about 80 days from sowing to harvest, so depending on your local climate, you should start tomato seeds indoors 8-12 weeks before the last expected frost date. On the other hand, lettuce only needs 45-60 days from seed to harvest, so you could wait a little longer to start lettuce seeds indoors.

How Deep to Plant Seeds

Knowing the correct depth to plant your seeds is essential for them to successfully sprout and grow healthy seedlings. When using a seed starter, the general rule is that seeds should be planted twice as deep as their diameter. For example, if you have a small seed that is 1mm in diameter, it should be planted 2mm below the surface of the starter soil.

It is important to note that some seeds could require different depths to germinate. If unsure, research the seed to get an accurate measurement. Seeds that are too deep may not receive enough warmth to germinate, while seeds planted too shallow may dry out before they can germinate.

Using a ruler or measuring tape can help ensure that your seeds are planted at the right depth when using a seed starter. Make sure to reference the research you did on the seed before planting to get the most accurate measurement.

Tips to Harden Off your Seedlings

Once your seedlings are healthy and thriving in the seed starter, it’s time to harden them off. Hardening off is the process of slowly introducing the seedlings to outdoor conditions, helping them to adjust and become more resilient before being transplanted into the garden. The process usually takes about 2 weeks, depending upon the weather.

The best way to harden off seedlings is to begin by placing them in a sheltered area, such as a porch or balcony, for a few hours a day. Gradually increase the time spent outside, and make sure to bring the seedlings inside at night. Be sure to offer shade and wind protection if needed. Additionally, you can increase the seedlings’ exposure to the sun by gradually increasing the distance they’re placed from shade-giving structures such as walls and fences.

It’s also important to gradually adjust the young plants to cooler temperatures, so remember to monitor both the temperature and the amount of sunshine they receive each day. If temperatures drop to an uncomfortable level, take them inside and wait for the temperature to increase before reintroducing them to the outdoors.

Finally, be sure to water the seedlings regularly, as their soil will dry out more quickly due to increased exposure to the elements. With a bit of dedication and patience, you’ll soon have hardy seedlings ready to be transplanted into your garden.

How to Transplant Seedlings

When your seedlings are ready to be moved to their permanent location, you will need to transplant them. Transplanting is a process that requires care and attention to ensure that the seedling takes to its new location.

Transplanting seedlings is best done early in the morning or late in the afternoon when temperatures are cooler and the sun has not been directly shining on the seedlings. This will help reduce shock when the seedlings are placed in their new location.

To transplant the seedlings, start by carefully excavating the root bed of the seedlings, with the foliage still in place. Then, place the root bed into its new hole, ensuring that the soil has been amended with compost and fertilizer if needed. Carefully fill the hole around the plant, pressing down firmly to secure the seedling. Add more fertilizer or compost to the area if necessary, and then water thoroughly.

When transplanting is complete, take care to protect the seedlings from direct sunlight and minimize wind exposure by covering them with shade cloth or cardboard. Check the soil moisture daily and water if needed. Be prepared to provide the seedlings with additional protection if temperatures drop too low.

Transplanting seedlings may seem daunting, but with careful planning and attention to detail, they can be safely and successfully transplanted. By following these steps, you can provide your seedlings with the best possible chance of thriving in their new environment.

Seeding starter is a critical element of successful gardening, and it can be a great way to get a jump start on planting with excellent results. Seeds need certain conditions to germinate and grow, and seed starters are designed to provide them with the best possible environment. Seed starters can come in a variety of materials, from premade mixes to homemade mixes, with each having its own advantages and disadvantages. When selecting the right material for seeding starter, it’s important to consider which type of seeds you plan to sow, the timeline of your project, and any special needs the seedlings may have. Additionally, understanding the proper steps of hardening off and transplanting seedlings can help ensure your success with seed starter.

When done correctly, seed starter can be a great way to make sure your plants have a good start and come out strong and healthy. By doing your research and taking your time, you can make sure that your seedling starter is prepared correctly and give your plants the best possible chances for success.