Signet marigold 'Red Gem'

Tagetes tenuifolia

How to grow Signet marigold 'Red Gem'

  • Full Sun

  • Medium

Try to plant in a location that enjoys full sun and remember to water moderately. Keep in mind when planting that Red Gem is thought of as tender, so it is really important to ensure that the outside temperature is well above freezing before planting or moving outdoors.

Growing Red Gem from seed

Look to ensure a distance 1.30 feet (40.0 cm) between seeds when sowing - bury at a depth of at least 0.78 inches (2.0 cm) deep. Soil temperature should be kept higher than 18°C / 64°F to ensure good germination.

By our calculations, you should look at sowing Red Gem about 49 days before your last frost date.

Transplanting Red Gem

Ensure that temperatures are mild and all chance of frost has passed before planting out, as Red Gem is a tender plant.

Harvesting Red Gem