Can You Start Zinnia Seeds Indoors?

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CAN YOU START ZINNIA SEEDS INDOORS?

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YES! Starting zinnia seeds indoors can be a great way to get a head start on the growing season and ensure beautiful blooms all summer long. They are relatively easy to grow from seed and can be started indoors or directly sown into the ground after the danger of frost.

FOLLOW THESE 9 STEPS TO START YOUR ZINNIA SEEDS INDOORS!

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1. DETERMINE THE BEST TIME TO START FLOWER SEEDS

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Just google the last frost date for your area, and then count back about 4-6 weeks. That’s when you’ll start zinnia seeds indoors.

2. GATHER YOUR SEED STARTING SUPPLIES

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* A Container to Start Your Seeds in *Grow Lights *Organic Seed Starting Mix *A Heat Mat

3. PREPARE YOUR POTS/TRAYS

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* Rehydrate your seed starting mix *Fill your seed starting trays *Press the mix down a little bit inside each cell and smooth out the surface.

4. SOW ZINNIA SEEDS

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Place one zinnia seed per cell or pot, right on the soil surface. Once all your seeds are placed, cover them with a light layer of seed starting mix. Don’t forget to label if you’re planting more than one type.

5. KEEP SOIL MIX WARM AND MOIST

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* Place your seed tray in a warm spot. *Keep the soil moist until the seeds sprout by adding water to the bottom of the tray or spritzing the top of the soil with water from a spray bottle.

6. TURN ON GROW LIGHTS

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As soon as your seeds have sprouted, it’s time to put them under lights. You’ll also remove the heat mat and any covering. Keep the lights about 2 inches above the seedlings.

7. TEND YOUR GROWING SEEDLINGS

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* Once your zinnia seedlings have grown their first set of true leaves, you can use diluted seaweed extract to give them some nutrition every 2 weeks. * Keep soil moist but not soggy for your seedlings.

8. HARDEN OFF YOUR SEEDLINGS

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Before you move your zinnias to their new home in your garden, you have to get them used to outdoor conditions. This is called “hardening off” your seedlings.

9. PLANT YOUR ZINNIAS IN THE GARDEN

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You can plant your zinnias in the ground, in containers that have good drainage, or in raised beds. Make sure you plant them in a spot that receives full sun to maximize new blooms.

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