Snapdragon Seeds

Yes, snapdragons are easy to grow from seed, especially when started indoors. With a Bio Dome starting kit, a little light, and warmth, they can germinate within 10 to 14 days.

Just keep the soil moist and be patient with the early stages. When it's time to transplant your seeds outdoors, choose a spot with full sun and well-drained soil.

Can You Direct Sow Snapdragon Seeds?

Snapdragon seeds are tiny, but it’s best not to direct sow them and hope for the best.

For stronger blooms, gently press them onto the surface of moist seed-starting mix without covering them. Light is essential for germination.

What Month Do You Plant Snapdragons?

In USDA Zones 7–10, you can sow snapdragon seeds outdoors from late winter to early spring (around February to April). In colder zones, start seeds indoors 8–10 weeks before your last frost.

This gives them time to develop strong roots before transplanting. Use our USDA Hardiness Zone map if you need to reference which zone applies to you. 

What Not to Plant with Snapdragons?

Avoid pairing snapdragons with plants that prefer dry soil, like succulents or lavender. They also don’t do well near aggressive spreaders that compete for space, such as mint or invasive ground covers.

For plants that do pair well with snapdragons, try:

• Pansies – These cool-season flowers share similar growing conditions and add a mix of colors.

• Petunias – With a trailing habit, petunias complement the upright form of snapdragons and enjoy the same sunny spots.

• Dusty Miller – Its silvery foliage creates a striking contrast against snapdragon blooms.

• Violas – Compact and low-growing, violas fill in space nicely and won’t compete for attention.

5 Steps to Plant Snapdragon Seeds

To get the best results from your snapdragon seeds, follow these five simple steps for planting success:

1. Start seeds indoors 8–10 weeks before your last frost.

2. Use a light, well-draining seed-starting mix.

3. Press seeds gently into the soil surface—don’t cover.

4. Keep in a bright area with temperatures around 65–70°F.

5. Transplant outdoors once the danger of frost has passed.

Quick Tip: For even blooms and sturdy stems, pinch back the tips of young snapdragon plants after their first few sets of true leaves appear. This encourages bushier growth and more flowers throughout the season.

Looking for more cottage garden favorites? Browse our best-selling flowers now.