When To Plant Peppers – The Best Time

When to plant peppers (chilies)? Maybe it’s your first time growing chilies, or you’re a master gardener, and you’re looking for tips to improve your chili harvest. This guide will cover all aspects of When to plant peppers, growing tips, and harvesting your chili peppers.

When To Plant Peppers - seed tray

Introduction – When To Plant Peppers – Your Complete Guide

Deciding When to plant peppers may be a puzzle for gardeners worldwide. But starting your chili pepper seeds at the right time will reward you with a tremendous yield of spicy treats! 

The best time to sow chili seeds is usually in the spring, around eight weeks before the last expected frost date. This article will provide comprehensive guidance on when to plant peppers right to ensure your chili plants’ successful germination and healthy growth.

Read on and discover how you can move from chili confusion to pepper-perfect seed planting!

When To Plant Peppers – Factors to Consider

When planting chili seeds, it is essential to consider the following:

  • the optimal season
  • choosing the suitable chili pepper varieties
  • avoiding starting seeds too early
  • germination time
  • soaking seeds before planting
  • necessary tools for planting
  • basic care for growing chili peppers

We’ll cover all of these factors and more in this article.

When it comes to growing chilies, it’s all about location, location, location, so be sure to factor in your local hardiness zone.

January to February are the perfect months to sow your chili seeds if you live in the northern hemisphere (north of the equator), for example, North America, the United Kingdom, or Europe. If you live in the southern hemisphere (south of the equator), you’ll be looking to plant your seeds in July or August.

When to Plant Peppers - pots

Some species can still be planted later but expect a shortened season and fewer peppers per plant.

When To Plant Peppers – Optimal Pepper Growing Season

The optimal season for chili peppers significantly affects your harvest. Different varieties of peppers have varying maturity times, typically ranging from 60 to 150 days.

With the long growing season required by these plants, peppers grow best when you start seeds indoors around 8 to 10 weeks before the last expected frost. This is particularly beneficial if you live in a region with a shorter summer or cooler climate where getting a head start on growth is crucial to get the best results.

When To Plant Peppers – How Can I Optimize My Pepper Growing Season?

This question plagues many growers, and a rough guide is included above based on your location.

Chili seeds (most capsicum chinense) that take 120-150+ days to fruit (7 Pot Primo, Habanero, Scotch Bonnets, etc.) must be started three months before your last frost. The last frost is defined as the time when temperatures average approximately 41-50°F (5-10°C) but don’t dip below 32°F (0°C). This is because chili plants will die if their roots freeze.


Chilli seeds that take 60-90 days (Jalapeno, Sweet Bell Pepper, Piri Piri, Tabasco, Cayenne, etc.) need to be started two months before your last frost date regardless of whether you’re planting peppers in the garden or you have an indoor grow space. If you decide to wait longer than this, your optimal season will pass quickly.


If you have a covered outdoor growing space like a glasshouse/greenhouse or polytunnel, you can even start your seeds a couple of weeks earlier than if you were going to grow them outdoors without cover. This is one of the benefits of a covered growing area, as you can extend your season.

When To Plant Peppers – Avoiding Starting Seeds Too Early

If you start your chili seeds too early, you have to wait too long before transplanting them outside in the sunshine. This could stunt the growth of your plant. You want to time seed starting so that when your plant is ready to be transplanted to their final pots, you can take them outdoors.

Starting chili seeds too soon can also lead to leggy and weak seedlings, which could hinder their growth. And as I mentioned, germinating peppers prematurely increases the risk of harm from late frosts

Stages of growth seedling

Ideally, begin planting indoors, considering the timescales outlined in the previous section. Your seedlings need plenty of time to grow sturdy and robust under controlled conditions before they have to withstand the weather conditions when you set plants outdoors.

Planting two seedlings per container may improve growth and productivity rates when maintaining optimal indoor or home garden conditions. Be patient with your chili seeds – remember, proper planning makes for a better yield when you harvest peppers! And there’s nothing more rewarding than being able to pick vast quantities of peppers from the plant at the end of the season.

When To Plant Peppers – Germination Time – from Seed to Seedling

Understanding the germination time for chili seeds is crucial to planning your planting schedule. As we’ve covered, peppers often take varying amounts of time to sprout, depending on the variety. 

Generally speaking, chili seeds that take 120+ days to fruit (hotter chili peppers include: Trinidad Scorpion, Habanero, Scotch Bonnets, etc.) usually take the longest time to germinate. In contrast, species that take less time to fruit (Jalapeno, Sweet Bell, Piri Piri, Tabasco, Cayenne, etc.) will take much less time to germinate.

However, age, strength, health, preparation, and execution will heavily impact your germination rate and success. 

General germination timings are listed below as an indication:

  • Sweet peppers – between 7 and 10 days
  • Hot peppers – two weeks or more
  • Superhots – six weeks or more.

Given optimal conditions, though, most chili seeds should sprout within ten days of being planted

When To Plant Peppers – Soaking Seeds Before Planting

Soaking seeds before planting is common among gardeners to increase the likelihood of successful germination. 

Soaking your chili pepper seeds (also known as chemical scarification) is a process where you soften the seed shell to maximize the chances of germination success. Older chili pepper seeds have a more rigid shell than fresh ones, so a helping hand is advisable to get them started right.

Chemical scarification by soaking pepper seeds is a method in which we simulate nature’s touch in the life cycle of a chili plant. Chemical scarification also heavily reduces the chances of getting helmet heads (this is where the seed shell remains stuck on the seedling, which could result in its death).

Birds – The Chili’s Best Friend

When chili fruits are ripe, birds will inevitably eat them (birds aren’t affected by the capsaicin the way we are). The acids of the bird’s digestive tract are what we’re simulating here. These acids are mild enough not to damage the seed but are strong enough to soften the seed’s shell.

birds - spreading chili seeds

After passing through the bird’s digestive system, the chili seeds are distributed away from the parent plant, and with a bit of luck and the right conditions, the source will develop into a chili plant.

If your chili seeds are fresh from last season, you may only need to soak your seeds for a short time. Please check out this video, where I describe the process of soaking your seeds.

When To Plant Peppers – Choosing the Right Chili Pepper Variety

Choosing the right chili pepper variety is a personal choice but an essential step in successful planting. Chili peppers come in various colors and shapes, ranging from mild to extremely hot.

For hotter varieties like habaneros or ghost peppers, remember that they generally have more extended growing periods than milder ones.

We all want to grow that superhot, but a mistake many first-time growers make is growing a lot of superhot chili peppers (Carolina Reapers, Habanero, Scotch Bonnets, etc.) and not growing enough peppers that they can use in family recipes and enjoy. So, when planning your season, imagine what you will do with your peppers. You can choose a chili pepper variety that suits your taste preferences by drawing on your experience. What types of sauces and dry rubs have you enjoyed?

Mild peppers (Jalapeno, Sweet Bell, Piri Piri, Tabasco, Cayenne, etc.) are great for bulking out sauces and spices; they are prolific and generally taste better than the superhot varieties.

When To Plant Peppers – Start Your Season with Quality Chili Seeds

Whether using your own saved seeds (learn how to keep your chili seeds) or purchasing from a reputable chili pepper seed vendor, it’s always best to start with the healthiest chili seeds possible.

I recommend that you read reviews of the seed vendors you’re looking at purchasing from. There are plenty of honest and great vendors out there, but be aware that some are dishonest. Reviews will help you determine whether to use one vendor over another.

Please note that when ordering chili seeds, customs can confiscate seeds, so be aware when ordering from any vendor that sometimes seeds may not arrive, although in many cases, this is unlikely. We also suggest that you order early to receive them in time for when you expect to sow your chili seeds; international shipping can be slow.

When To Plant Peppers – Necessary Tools to Plant Pepper Seeds

To successfully plant chili seeds, you’ll need a few necessary tools. 

I’ve included a list below. These links are affiliate links, and by using these links, you are supporting me (ChilliChump) via a small commission. You do NOT pay more for the items; the commission comes from the vendor for advertising their products.

You could make some of these items, create a heated propagator, and reuse plant labels if you wanted to.

when to plant peppers - labels

The ChilliChump Facebook community is another fantastic source of information regarding reviews of options available to you when you’re first starting. Meet and discuss with our members the benefits of one vendor or seed starting mix over another. We’re all here to help you succeed.

You’re ready to plant your seeds and start your season once you have the above items. 

When To Plant Peppers – Keeping Records of Seed Starting

It is essential for successful chili pepper planting to keep records of seed starting if you’re growing several varieties like me. By documenting the date and type and any observations or notes throughout the process, gardeners can track their progress and make necessary adjustments in future plantings.

This will help ensure optimal growth and maximize yields. Additionally, record-keeping allows for easy reference from year to year, enabling growers to identify patterns or trends in their pepper production.

This was one of my biggest challenges when I started to scale up my chili and vegetable garden, so much so that I developed a free plant management app, SeedsIO.

What is SeedsIO?

SeedsIO is the ultimate gardening companion application. You can track your chili seeds from the seed tray to harvest. And yes, you heard correctly – it’s completely FREE!

It’s not just for chili plants, either! With SeedsIO, you can dispose of those pesky spreadsheets as you’ll never need them again. Your historical data will be retained.

seedsio logo

Some of the aspects that make SeedsIO so valuable are the ability to track everything. You can plan your season’s seed tray before ever sowing a chili seed. Plus, you can comment on other gardens and set the visibility of your seed trays and garden with the rest of the SeedsIO growing community—finally, a space to interact with like-minded gardeners and share tips and tricks.

Keep an eye out for some features that are coming, including IOT! This means you can monitor your growing areas and even control the irrigation, fans, heating, etc., directly from SeedsIO!

SeedsIO is also on Facebook, Instagram, and Twitter if you wish to join our community!

When To Plant Peppers – Ensuring Proper Care for Seedlings

Proper care for seedlings is crucial for successful chili pepper planting. After germination, it’s essential to provide the seedlings with a warm environment, ideally maintaining temperatures above 70°F (21°C), which will help them to grow best.

Placing them near a heat source or using heating mats can help achieve this. Additionally, ensure the seedlings receive adequate light by placing them in a sunny window or using artificial grow lights.

Artificial grow lights

Regular watering is essential to maintain soil moisture. As the seedlings grow, it’s crucial to gradually acclimate them to outdoor conditions by introducing them to mild sunlight and increasing their exposure over time. Set plants outdoors a week or so before planting in the garden to harden them off.

Carrying out soil tests throughout the season enables you to adjust the nutrients required for a great harvest.

Also, keep an eye open for pests and diseases such as aphids and blossom end rot to act fast and prevent unnecessary damage.

When To Plant Peppers – Troubleshooting Seeds that Won’t Sprout

If you’re experiencing difficulty with seeds that won’t sprout, there are a few common issues to consider. First, make sure the soil temperature is in the optimal range of 80° to 90°F (27° to 32°C) for germination.

If it’s too cold, the seeds may remain dormant. Another possible problem could be planting the seeds too deep or not providing enough moisture for germination. Some pepper varieties have naturally lower germination rates or may require specific conditions to sprout successfully.

You can access practical tips for the best pepper seed germination rates here.

When To Plant Peppers – Sun, Soil & Water Requirements for Growing Chili Peppers

To successfully grow chili pepper plants outdoors, remember a few basic requirements. First, chili peppers thrive in full sun, so plant them in an area that receives at least 6 to 8 hours of direct sunlight daily.

Additionally, it’s essential to provide them with well-draining soil rich in organic matter. This can be achieved by adding compost or aged manure to the planting area before sowing your seeds.

Chili peppers also require regular watering, keeping the soil moist but not waterlogged.

watering seed trays

Lastly, maintaining a consistent temperature is vital for the successful growth of chili peppers.

When To Plant Peppers – Transplanting Seedlings Outdoors After the Last Frost

After starting your chili seeds indoors and allowing them to grow into solid seedlings in a controlled environment, it’s time to transplant them outdoors once the danger of frost has passed. It would be good to check your area’s last expected frost date. Peppers are sensitive to cold temperatures, so waiting until after the last frost is crucial for survival.

Before transplanting, make sure to harden off your seedlings by gradually exposing them to outdoor conditions over a period of 7 to 10 days. Gradually increase their exposure time daily until they’re ready for full sun.

When selecting an outdoor location for your pepper plants, choose a sunny spot with well-drained soil rich in organic matter. Transplant the seedlings at least 18 inches apart in a row or according to the specific spacing requirements of your chosen variety.

For more information on transplanting seeds, check out my dedicated article: Transplanting Pepper Seedlings Successfully.

When To Plant Peppers – Protecting Young Pepper Plants in Cold Weather

Pepper plants are hardy and can tolerate light frost, but protecting young pepper plants from colder temperatures is essential. Temperatures below 55°F (13°C) can slow the growth of mature pepper plants and stunt seedlings.

Covering young pepper plants with lightweight fabric, cloches, or plastic covers can create a mini greenhouse effect and keep the temperature around the plant slightly higher than the surrounding air.

Additionally, using mulch around plants can help retain heat in the soil whileproviding insulation for their root systems and controlling weeds.

Conclusion to When To Plant Peppers

In conclusion, the best time to plant chili seeds is in the springstarting them indoors about eight weeks before the last expected frost. This allows for a longer growing season and ensures that the seeds have enough time to ripen before the end of summer.

ripen chilies

Gardeners can successfully grow spicy peppers by considering germination time and variety and protecting young plants from cold weather.

Enjoy watching your peppers mature on the plant, and as soon as they reach full size and turn the desired color for the variety, your peppers can be harvested. But remember to be careful when handling hot peppers, as capsaicin can irritate the skin.

When To Plant Peppers – FAQs

1. When is the Best Time of Year to Plant Chili Pepper Seeds?

The best time to plant chili seeds is in the spring, once all danger of frost has passed and the soil has warmed up. If you grow your seeds at the wrong time in less-than-ideal conditions, your plants may not reach their full potential.

2. Can I Start Chili Pepper Seeds Indoors Before Transplanting them Outside?

Yes, starting chili seeds indoors between 6 to 8 weeks (12 weeks for super hot peppers) before the last expected frost date can give them a head start and help ensure a successful harvest.

3. How Long Does it Take for Chili Pepper Seeds to Germinate?

Chili seeds typically germinate for about 7 to 14 days, depending on temperature and conditions. Super hot chili peppers can take six weeks or more.

4. What Conditions do Chili Pepper Plants Prefer for Optimal Growth?

Chili pepper plants grow best in warm temperatures (70-85°F/21-29°C), full sunlight, well-drained soil, regular watering, and a good fertilizer. They also benefit from protection against strong winds and may require staking as they grow.

I get such a buzz out of growing and harvesting chili peppers. It’s not just about the super hots. I love growing bell peppers, jalapenos (a great green pepper to enjoy before they ripen), and other exotic varieties. I enjoy experimenting – planting peppers in containers, the garden, and the greenhouse to see which gives me the best results. It’s a challenging crop to master due to the long growing season and temperature requirements, making it an art! I hope you enjoy your garden adventures, too – happy planting!

2 thoughts on “When To Plant Peppers – The Best Time”

  1. Omg I’m so excited for the season! Can’t wait to start this seasons seed at the end of this week. Thank you for your continued help.

  2. Getting off to a late start as usual sowing my seeds today. Your seed tray feature in SeedIO made is so easy to plan and keep track of whats going where.

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