When To Start Seeds Indoors Ontario

Crop	Weeks before final frost date to start the seeds
Cabbage	4-6 weeks
Calendula	6-8 weeks
Cauliflower	4-6 weeks
Celery	10-12 weeks

Which seeds to start indoors Ontario?

Heat-loving plants, like tomatoes and peppers, should definitely be started indoors. While many other vegetables can benefit from a head start on the growing season, others are quite content being sown right into the ground. Root vegetables, like potatoes, carrots, and turnip can withstand a light freeze.

What seeds to start indoors in April Ontario?

When April comes around, it's a good time to get started on your broccoli, cauliflower, and celery seeds. Like a fine wine, these vegetables take time to mature, so give them a good start indoors now, so they're ripe for the picking before the fall frost.

When should I start seeds inside Canada?

As a general rule, most annual vegetables should be sown indoors about six weeks before the last frost in your area.

Can I start seeds indoors in March?

To get a head start on the growing season, start your vegetable seeds indoors. Cold soil and unsettled weather will challenge seeds sown directly in the garden in early spring. Cool-season crops that are the easiest to start from seed indoors are broccoli, Brussels sprouts, cabbage, cauliflower, leeks, and lettuce.

Is March too late to start seeds indoors?

No, it's not too late to plant seeds! You can start seeds year-round. It depends on what you would like to accomplish after planting your seeds. There is short-season gardening, hydroponic growing, indoor gardening, jump-start growing to have huge plants to transplant in spring, etc.

What seeds should I start indoors in March?

Top Seeds to Sow in March

• Beets. Healthy and delicious, the best time to plant beets is right now.
• Broccoli. One of our favorite greens, broccoli is a nutritional powerhouse. ...
• Cabbage. Whether leafy green or perfectly purple, this annual vegetable is perfect for colder temperatures. ...
• Carrots. ...
• Lettuce. ...
• Spinach. ...
• Onions. ...
• Peas.

What happens if you start seeds indoors too early?

Seeds sown too early will result in bigger plants which then need to be potted up into bigger containers which quickly take over your seed starting area/house and cost you more money is potting soil, organic fertilizer and pots.

What seeds should not be started indoors?

6 Plants You Should NEVER Start Indoors

• Root Crops. Root crops simply don't transplant well.
• Squashes. Squashes (squash, zucchini, pumpkins) and cucumbers grow extremely fast and large. ...
• Corn. Corn typically doesn't transplant well. ...
• Beans. Beans grow quickly as well. ...
• Peas. Peas are similar to beans. ...
• Cucumbers. ...
• Lettuce.

Is it too late to start seeds indoors in April?

April is a great time to start to sow your flowers indoors so they can be ready for summer blooms!

Is April too late for seedlings in greenhouse?

The answer is usually no, it's not too late! Generally speaking, April and May are the best time to start a vegetable garden.

When should I start my spring seeds indoors?

In general, you should start seeds indoors 6 to 8 weeks before the average last frost date in your area.

What seeds to start indoors in February?

There are plenty of seeds that you can start indoors in February, and even a few that you can direct-sow outdoors. ... These are the delicious veggies you can expect to start seeding this month:

• Tomatoes.
• Peppers.
• Lettuces.
• Eggplant.
• Broccoli.
• Cauliflower.
• Brussels Sprouts.
• Cabbage.

Can you start seeds indoors in January?

Some flower varieties should be started in January. In a warmer environment you can plant certain vegetables, but must be ready for a frost. Indoor herbs are always great to grow in a sunny windowsill.

How do you know if seeds are good before planting?

One method to check for seed viability is the water test. Take the seeds and place them in a container of water. Let the seeds sit for 15 minutes. If the seeds sink, they are still viable; if they float, discard, because they probably will not sprout.

Can you start seeds in an unheated garage?

A spare room, unfinished basement or even a garage will work to start your seeds, as long as the minimum nightly temperature is above 50°F.

Can you start seeds in a cold room?

Unheated, you can sow seeds that germinate at lower temperatures such as onions and lettuces, but ideally, it needs to be at least 45-59°F (7-15°C) inside day and night. If there's a way to heat your greenhouse or add heat mats under seed trays, then you have an amazing propagation area with plenty of light and warmth.

What seeds can be planted in March and April?

Carrot seeds can also be sown, as well as beetroot, kale, leeks, broccoli, horseradish, chicory, and turnips. Spring onions are also great early vegetables to plant in March, as well as spinach (make sure the soil is enriched with organic matter), peas, shallots and parsnips.

How late can you start tomatoes from seed?

Is it too late to start tomatoes? Definitely not. You can plant tomato seeds anytime in the spring. Many people around here don't sow them until April, as they are fast germinators and fast growers.

What seeds start indoors in March 8?

According to the vegetable planting guide for zone 8, beans should be started indoors in mid-March. Plant seeds for Brussels sprouts indoors in early April and corn, cucumber, and squash in mid-April.