How to Sow and Plant
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Sow lobelia seeds indoors from February to mid-April at 20°C in a seed tray, or under cold glass from April to May. Once seedlings have developed, prick them out to encourage compact growth. In May, transplant the young plants outdoors to a location with light sunlight. These trailing plants are ideal for borders, flower boxes, and rock gardens, where they can cascade beautifully. Ensure spacing allows for their spreading habit, and plant in well-drained soil to support their vibrant blue blooms throughout the summer months.
Lobelia erinus Crystal Palace thrives in light sunlight and prefers well-drained soil to maintain its vibrant blue blossoms. Regular watering keeps the soil moist but avoid waterlogging to prevent root issues. Deadheading spent flowers encourages prolonged blooming from summer to autumn. These compact, trailing plants are excellent for softening garden edges, rock gardens, and flower boxes. To support healthy growth, occasional feeding with a balanced fertilizer promotes lush foliage and abundant flowering. Protect from strong winds to preserve their delicate stems and enjoy a stunning cascade of color throughout the growing season.
Sow Lobelia erinus Crystal Palace seeds indoors from February to mid-April at 20°C or under cold glass between April and May. Prick out seedlings once to encourage compact growth, then plant outdoors in May for vibrant summer blooms. These trailing plants prefer light sunlight and well-drained soil, making them perfect for borders, flower boxes, and rock gardens. Regular deadheading promotes continuous flowering from June to October. Their low-growing habit and abundant blue flowers create stunning displays cascading over walls or softening stonework, adding charm and color to your garden throughout the season.
What is the typical height and growth habit of Lobelia erinus Crystal Palace plants?
These lobelia plants grow compactly to about 15 cm in height and have a trailing habit, making them perfect for borders, flower boxes, and cascading over walls.
When do Lobelia erinus Crystal Palace plants bloom, and what color are their flowers?
They bloom profusely throughout the summer months, from June to October, producing vibrant blue flowers that add continuous color to your garden.
Where is the best place to plant these lobelia seeds for optimal growth?
They thrive in locations with light sunlight and well-drained soil, suitable for open ground, containers, rock gardens, and garden edges where their trailing habit can be shown off.
How should I sow and transplant Lobelia erinus Crystal Palace seeds?
Sow seeds indoors from February to mid-April at 20°C or under cold glass between April and May. Once seedlings develop, prick them out to maintain compact growth, then transplant outdoors in May with enough space for spreading.
What care do Lobelia erinus Crystal Palace plants require during the growing season?
Keep the soil moist with regular watering but avoid waterlogging. Deadhead spent flowers to encourage prolonged blooming, feed occasionally with balanced fertilizer, and protect from strong winds to maintain healthy growth.
Can these lobelia plants be used in rock gardens?
Yes, their trailing habit and compact growth make them excellent for softening stonework and filling gaps between rocks, creating a beautiful carpet of blue blossoms.
