Marigold
Scientific Name: Tagetes
Description
Marigolds are vibrant flowering plants belonging to the Asteraceae family, known for their bright golden, orange, or yellow blooms. They are popular in gardens for their ornamental value and ability to attract beneficial insects while repelling harmful pests.
Where it Grows
- United States
- Mexico
- South America
- Parts of Africa
- India
Planting
When
- Ideal planting times are spring after the last frost, and late summer for fall blooms.
How
- Choose a sunny location with well-draining soil.
- Sow seeds directly into the soil or start them indoors 6-8 weeks before the last frost.
- Space seeds or seedlings about 8-12 inches apart.
Care
Watering
- Water regularly to keep the soil slightly moist but not saturated. Allow the top inch of soil to dry out between waterings.
Thinning
- Once seedlings have 2-3 sets of true leaves, thin them out to avoid overcrowding.
Weeding
- Regularly remove weeds that compete for nutrients and space.
Mulching
- Apply a layer of organic mulch to retain soil moisture and suppress weeds.
Fertilizing
- Use a balanced fertilizer every 4-6 weeks during the growing season.
Pest Management
- Monitor for aphids and spider mites. Use insecticidal soap or neem oil for treatment if necessary.
Harvesting
- Cut flowers regularly to encourage new blooms and to prevent seed formation.
Common Problems
- Powdery mildew
- Root rot from overwatering
- Aphids and nematodes infestations
Nutrition
Nutritional Benefits
Marigolds are not typically consumed but are used for their edible flowers, which can add color and nutrients to salads.
Nutritional Composition (per 100g)
| Nutrient | Amount |
|---|---|
| Calories | 47 kcal |
| Protein | 2.3 g |
| Carbohydrates | 9.3 g |
| Dietary Fiber | 2.1 g |
| Fat | 0.6 g |
| Vitamin A | 780 IU |
| Vitamin C | 35 mg |
Varieties of Marigold
- African Marigold (Tagetes erecta)
- French Marigold (Tagetes patula)
- Signet Marigold (Tagetes tenuifolia)
Health Benefits
- Traditionally used in herbal remedies for inflammation and skin irritations.
- Contains compounds with antioxidant properties.
Fun Facts
- Marigolds are often used in festivals and ceremonies worldwide.
- They are known to be a companion plant that can repel nematodes and other garden pests.
- The flower petals can be used in natural dyeing processes for fabrics.