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Cleome, commonly known as Spider Flower, is a stunning addition to any garden, offering an array of benefits from attracting pollinators to providing beautiful backdrops. This guide aims to provide you with comprehensive knowledge on how to cultivate these splendid flowers successfully.

How to Grow Cleome

Growing Cleome, a resilient and vibrant flower, is a fulfilling task for any gardener. Understanding the right conditions and care is crucial for their successful growth.

How to Grow Cleome

Ideal Growing Conditions

Cleomes thrive in conditions that mimic their natural habitat. A full sun location is ideal, as it promotes healthy growth and vibrant blooms. They also prefer organically rich, well-draining soil.

Temperature and Sunlight Requirements

Condition Requirement
Sunlight Full sun to light shade
Soil Type Well-drained, organically rich
Temperature for Seed Germination Daytime: 75-85°F, Nighttime: 10°F lower

Seed Germination Tips

Cleome seeds require specific conditions to germinate effectively. Maintain fluctuating temperatures and keep the soil moist but not wet. Starting the seeds indoors is a popular method, especially in regions with shorter growing seasons.

Indoor Sowing Guide

Activity Detail
Start Indoors 6-8 weeks before the last frost
Soil Moisture Keep moist, not wet
Seedling Spacing 6-8 inches apart

Transplanting Seedlings

Once the seedlings reach 2-4 inches tall and the risk of frost has passed, they can be transplanted outdoors. It’s important to harden off the seedlings by gradually exposing them to outdoor conditions.

Transplanting Steps

  • Harden off seedlings: Gradually increase outdoor exposure.
  • Dig holes: As deep and wide as the root balls.
  • Spacing: 6-8 inches apart.
  • Water: Thoroughly after planting.

Self-Seeding Properties

Cleome is known for its ability to self-seed, making it a low-maintenance choice for many gardeners. In ideal conditions, they can reseed themselves, providing a continuous display year after year.

Where to Grow Cleome

Selecting the right location for planting Cleome is critical for its optimal growth and blooming.

Where to Grow Cleome

Optimal Garden Locations

Cleomes are versatile and can grow in a variety of locations. However, they perform best in areas that receive full sun to light shade. They are adaptable to different soil types, but prefer a nutrient-rich, well-drained medium.

Ideal Soil Conditions

Soil Type Characteristics
Well-drained Prevents waterlogging
Rich in Organic Matter Provides essential nutrients

How to Plant Cleome

Planting Cleome involves several steps to ensure the best start for these delightful flowers.

Planting Guide

Cleome planting should be timed correctly, ideally in late spring after the danger of frost has passed. The soil should be warm and prepared to welcome the new seedlings.

Steps for Successful Planting

  • Timing: Late spring, post-frost.
  • Sowing Depth: Barely cover seeds with soil.
  • Watering: Keep soil moist until germination.

Spacing for Optimal Growth

Planting Aspect Detail
Spacing 1-2 feet apart
Group Planting Plant in groups of 5+ for visual impact

Caring for Cleome

Proper care is crucial for maintaining healthy and vibrant Cleome plants.

Water and Fertilization

Cleomes are not particularly drought tolerant. Regular watering is essential, especially during dry spells.

Watering Guidelines

Growth Stage Watering Requirement
Young plants Regular watering until established
Established plants Tolerant to occasional dry spells

Fertilizing Cleome plants every 6-8 weeks during the growing season can enhance their blooming. A water-soluble fertilizer is recommended for vibrant growth.

Pruning and Maintenance

Pruning and Maintenance

Cleomes are relatively low-maintenance. Pruning dead leaves or damaged parts during growth promotes healthier plants.

Pruning Tips

  • When to Prune: In spring, to promote new growth.
  • Method: Remove dead leaves and damaged parts.

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How to Propagate Cleome

Propagating Cleome is mainly done through seeds. Since Cleome can self-seed, manual propagation is often unnecessary.

How to Propagate Cleome

Seed Propagation Guide

Cleome seeds can be collected and sown for new growth. Here’s how:

  • Collect Seeds: After bloom, collect dry seed pods.
  • Sow Seeds: Plant in prepared soil and water.

Growing Cleome: Problem Solving

Addressing common issues is key to maintaining a healthy Cleome garden.

Pests and Diseases

Cleome plants can be prone to aphids, spider mites, and whiteflies. Regular monitoring and appropriate treatments are essential.

Common Problems and Solutions

Problem Solution
Aphids Use insecticidal soap
Spider mites Apply miticides if severe
Whiteflies Use sticky traps or natural predators

Dealing with Environmental Stress

Cleomes are resilient but can be sensitive to extreme weather conditions. Providing mulch can help regulate soil temperature and retain moisture.

Varieties of Cleome to Grow

Exploring different varieties can add diversity to your garden.

Varieties of Cleome to Grow

Popular Varieties

Variety Description
Helen Campbell White blooms, low maintenance
Linde Armstrong Pink, rose, or mauve flowers, thornless
Rose Queen Fragrant, various colors
Sparkler Bush Bushy appearance, white or pink blooms
SpiritTM series Branching growth, variety of colors


Regularly for young plants; established plants are more drought-tolerant.

Yes, but they prefer full sun for optimal blooming.

Yes, Cleome is generally resistant to deer.

Use appropriate insecticides for aphids and mites; whiteflies can be controlled with sticky traps.