Choisya

Description

Choisya is a genus of evergreen shrubs native to Mexico, where it is known as “Mexican Orange Blossom” due to its fragrant white flowers that resemble citrus blossoms. The plant is highly valued for its ornamental value and is widely grown in gardens and landscapes for its attractive foliage and flowers. The leaves are glossy and aromatic, with three leaflets that are lance-shaped and up to 8cm long. The flowers bloom in spring and early summer, and are followed by small, dry fruits. There are several species of Choisya, but the most commonly grown is Choisya ternata.

Taxonomic Information

Appearance

Choisya is a compact, bushy shrub that can grow up to 3m tall and wide. The leaves are shiny, dark green in color, and emit a pleasant fragrance when crushed. The flowers are white, star-shaped, and up to 3cm in diameter. They appear in clusters at the ends of the branches, and attract bees and other pollinators. The fruit is a small, dry capsule that contains several seeds. Choisya is a low-maintenance plant that requires minimal pruning to maintain its shape and size.

Care Guide

Choisya is a hardy plant that can tolerate a wide range of growing conditions. Here are some tips on how to care for your Choisya:

• Water: Choisya prefers evenly moist soil, but can tolerate periods of drought. Water deeply once a week during the growing season, and reduce watering in winter.
• Fertilization: Feed your Choisya with a balanced fertilizer once a month during the growing season.
• Soil: Choisya prefers well-draining soil that is rich in organic matter. Amend the soil with compost or aged manure before planting.
• Sunlight: Choisya prefers full sun to partial shade. Plant it in a location that receives at least 6 hours of sunlight per day.
• Hardiness Zones: Choisya is hardy in zones 7-10, but can be grown in colder climates if protected from frost.

Common Pests & Diseases

Choisya is relatively pest and disease-free, but can be susceptible to the following:

• Aphids: These small, soft-bodied insects can suck the sap from the leaves and cause stunted growth. Spray with insecticidal soap to control infestations.
• Leaf spot: This fungal disease can cause brown spots on the leaves and defoliation. Remove infected leaves and treat with a fungicide.

Habitat

Choisya is native to Mexico and can be found growing in rocky and dry areas, as well as in deciduous and evergreen forests. It is a popular ornamental plant in gardens and landscapes throughout the world, and is often used as a hedge or border plant. Choisya can also be grown in containers and is suitable for small gardens or balconies.

Question and Answer

Q: Is Choisya poisonous to pets?

A: Choisya is not toxic to dogs, cats, or other pets.

Q: Can Choisya grow in shade?

A: Choisya prefers full sun to partial shade. It can tolerate some shade, but may not flower as well.

Q: How often should I prune my Choisya?

A: Prune your Choisya after flowering to maintain its shape and size. You can also prune in late winter or early spring to remove dead or damaged branches.

Q: Can I propagate Choisya from cuttings?

A: Yes, you can propagate Choisya from softwood or semi-hardwood cuttings taken in late spring or early summer. Dip the cuttings in rooting hormone and plant in a well-draining potting mix. Keep the soil moist and place in a bright, warm location.

Related Plants

• Choisya arizonica
• Choisya dumosa
• Choisya grandiflora
• Choisya ternata ‘Aztec Pearl’

References

• “Choisya Ternata.” Royal Horticultural Society, 2021, www.rhs.org.uk/plants/4691/choisya-ternata/details.
• “Mexican Orange Blossom.” The Spruce, 2021, www.thespruce.com/mexican-orange-blossom-plant-profile-5075417.
• “Choisya Ternata.” Missouri Botanical Garden, 2021, www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?taxonid=279186&isprofile=0&.