Cut-leaved dead-nettle is an annual herb that flourishes in well-drained fertile soils. Cut-leaved dead-nettle is often mistaken for Red Dead-Nettle, with the crucial difference being the former's deeply toothed leaves. These deeper-cut teeth give rise to its common name—cut-leaved.
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Annual, Perennial
Lifespan
Herb
Plant Type
Spring, Summer, Winter
Bloom Time
10 cm to 30 cm
Plant Height
Pink, Purple
Flower Color
Deciduous
Leaf type
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Care Guide
Images of Cut-leaved dead-nettle
Care Guide for Cut-leaved dead-nettle
Every week
Water
Full sun
Sunlight
20 - 35 ℃
Ideal Temperature
Water:
Cut-leaved dead-nettle prefers moist conditions and evenly moist soil, requiring weekly watering. This resilient plant, commonly used as ornamental ground cover, benefits from mulching to retain soil moisture, reflecting its forest origin. It demonstrates moderate drought tolerance and thrives in shaded settings.
Fertilize:
For optimal growth, cut-leaved dead-nettle benefits from bimonthly fertilization with balanced nutrition in spring and summer and high-nitrogen options during active growth. Adjust frequency in fall and winter, and always water after fertilization to enhance nutrient absorption and protect roots.
Pruning:
Cut-leaved dead-nettle is a hardy annual with unique cut leaves and purple flowers. Prune in early to late spring to promote blooms and manage growth, enhancing air circulation and preventing disease. Use clean, sharp tools for effective pruning and to ensure plant health.
Propagation:
Cut-leaved dead-nettle can be propagated by sowing seeds indoors in well-draining mix. Sow thinly and cover lightly, ensuring moisture without waterlogging. Once true leaves develop, transplant to a partially shaded location with soil that retains moisture.
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