How to Grow Calendula: A Comprehensive Guide
Introduction
Calendula, also known as pot marigolds, is a popular cottage garden favorite. It’s a hardy annual that’s easy to grow and offers a range of benefits, including attracting pollinators, adding color to your garden, and providing healing properties.
Growing Conditions
- Sunlight: Calendula prefers full sun but can tolerate partial shade.
- Soil: Well-drained soil with a pH between 6.0 and 7.0 is ideal.
- Water: Water regularly, especially during dry spells.
- Fertilizer: Fertilize every few weeks with a balanced liquid fertilizer.
Planting
- Seeds: Sow seeds directly in the soil in spring or fall. Thin seedlings to 10-15cm apart.
- Potted plants: You can also buy potted calendula plants and transplant them into your garden.
Care
- Deadheading: Deadhead spent blooms to encourage further flowering.
- Watering: Water regularly, especially during dry spells.
- Fertilizing: Fertilize every few weeks with a high potash liquid fertilizer.
Propagation
- Seeds: Calendula self-seeds easily. Allow some seeds to develop at the end of the season to ensure new plants the following year.
- Cuttings: You can also take cuttings of calendula stems and root them in water or soil.
Varieties
- Calendula officinalis ‘Indian Prince’: Deep orange flowers with crimson centers and backs.
- Calendula officinalis `Calexis Yellow’: Double, spiky flowers of bright yellow.
- Calendula officinalis `Snow Princess’: Creamy white flowers.
- Calendula officinalis `Touch of Red Buff’: Unusual beige-pink flowers with darker brown petal tips.
- Calendula `Power Daisy Yellow’: Low-growing, bushy habit with prolific flowering over a long period.
Uses
- Companion planting: Calendula attracts pollinators, making it a beneficial companion plant for tomatoes, beans, and other crops.
- Edible flowers: Calendula flowers are edible and can be used as a garnish or in salads.
- Healing properties: Calendula has been used for centuries to treat skin ailments such as rashes, wounds, and sores. It can also help reduce pain and inflammation.
- Tea: Calendula petals can be dried and used to make tea.
- Balm: Calendula balm is a soothing and antibacterial salve that can be used to treat minor skin irritations.
Making Calendula Balm
Ingredients:
- Fresh calendula flowers
- Emulsifying ointment
- Glycerol
- Water
- Bowl
- Saucepan
- Wooden spoon
- Muslin or jelly bag
- Glass jar
- Label
Instructions:
- Pick calendula flowers when fully open.
- Melt the emulsifying ointment in a bowl over a pan of boiling water.
- Add the glycerol and water.
- Add the calendula flowers and simmer for three hours.
- Strain the mixture through a jelly bag.
- Transfer the calendula balm into a glass jar.
Tips
- Calendula is a low-maintenance plant that is easy to grow even for beginners.
- Deadheading spent blooms encourages further flowering and prevents self-seeding.
- Calendula can be used to create a beautiful and beneficial border display.
- The edible flowers and healing properties of calendula make it a valuable addition to any garden.