How To Care Marigold Plant. Sandy loam soil rich in organic matter is good for growing marigold. Thin the seedlings to 3 apart or transplant them into pots when they are about 2 tall.
To grow marigold you do not need to care much about potting mix just make sure that soil used is well drained. Sandy loam soil rich in organic matter is good for growing marigold. Barely cover the seeds with moist sifted compost then maintain a temperature within the growing medium of 70-75 until germination which takes as little as 5-7 days.
Sow seeds directly outside after all danger of frost has passed and the soil has begun to warm up.
As long as marigolds are planted in reasonably fertile soil little care is needed apart from an occasional thorough watering during dry spells. They take off easily from seed either grown indoors during the winter months or sown directly into the soil when its warmer out. Make sure you allow the soil to dry between watering your marigold plants. Although if you are still want to prepare potting mix then prepare with 70 normal garden soil 30 any organic compost like vermicompost.