Quick Reference

Type of Harvest: Continual harvest

Transplant/Direct Sow: Direct sow or transplant

When to Plant: Start seeds indoors 4-5 weeks before the average last frost date for spring. Direct sow seeds after all dangers of frost has passed and the soil temps are around 70°F.

Days to Germinate: 4-14 days

Days to Maturity: 60 days

Planting Depth: 1/8 ” deep

Germination Temp: 70°F

Seed Spacing: Plant 1” apart. Thin to 6” apart.

Row Spacing: 1' apart

Light: Full sun

Soil pH: 5.5-7.5 pH

Water: 1- 1 ½” of water per week

Soil Temperature: Minimum 70°F. These are warm weather loving plants.

Fertilizer: 15-15-15 N-P-K ratio

Rotation: There is no need to rotate Marigolds if you amend the soil each spring.


Harvest Type

Marigolds are a continual blooming plant for summer and fall.

Transplant / Direct Sow

You can start seeds indoors four or so weeks before the last frost date. However, they germinate so quickly in warm weather (about four days) that it is much easier to just directly sow the seeds where you want them to grow.


Full Sun

When to Plant:

Transplant or direct sow seeds when the soil temperature is 70°F.

Days to germinate

It takes most Marigold seeds 4-14 days to sprout.

Days to maturity

It takes about 60 days for Marigolds to mature and bloom regularly.

Planting Depth

Plant seeds 1/8" deep.

Germination Temperature Range

Germination is best when the soil is 70°F.

Spacing Between Plants

Plant seeds 1" apart and thin to 6-10". Marigolds work well as a pest deterrent for garden vegetable so plant them at regular intervals around your garden.

TIP: Marigolds will drive off many pests such as the carrot fly.

Companion Plants

Most vegetable plants make excellent companion plants for Marigolds. Plant them near carrots and with basil to enhance the pest deterrent properties.

Growing conditions

Marigolds are a warm weather flowering plant. Start with good, well-draining soil—water with 1-1.5" of water per week, keeping the ground evenly moist. Plant in full sun. and near the front of vegetable beds or in containers.

Tip: Use Marigolds to enhance the beauty of your garden and to drive off many pests that will damage your vegetable crops.


It is not necessary to rotate Marigolds. Add fresh compost each spring and replant them in the same areas.

Anticipated yields

Marigolds will bloom continuously throughout the warmer parts of the year. One plant may produce 10-20 blooms.

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