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Romence Gardens & Greenhouses

Alcea rosea 'Blacknight''

$1599
Shipping calculated at checkout.

This item is available for preorder only.

This plant cannot be shipped to California or Texas.
  • Pot Size: 5.25 Inch Pot
  • Common Name: Hollyhock
  • Exposure: Full Sun
  • Hardiness Zone: 3-9
  • Bloom Color: Black, Purple
  • Bloom Time: Summer
  • Garden Height: 5-6 Feet
  • Garden Spread: 2 Feet

Notable Feature about this Vaierty, Alcea rosea 'Blacknight', is that it will come back year after year, for many years. Not like regular hollyhocks that only have a life span of two years, before reseeding (mixed results of new growth or nothing). Alcea rosea 'Blacknight' is a fantastic variety for the back of borders or cottage gardens. It produces single, black/purple flowers throughout the summer.

Uses: Border, Landscapes, Flower Gardens, Cottage Gardens
Nature Attraction: Hummingbirds, Butterflies, Bees
Critter Resistance: Deer, Rabbit
Notable Features: Cut Flower/Foliage
Growth Habit: Upright

Photos courtesy of Walter Gardens, Inc

Full Companion Plant List

Homeowner Growing Tips

Plant in average to moist soil that drains well. Pinch back early for a bushier plant. Slightly drought tolerant, for very short periods of time.

Water Requirements: Water soil fully, then let slightly dry out before next watering.

Delivery and Shipping

Orders will be scheduled to ship based on the last frost date in your area. See the map below for more information.

We guarantee our plants to arrive in acceptable condition. If there are any issues upon delivery, please email support@romencegardens.com within 48 hours and we will resolve the issue.

Available For Preorder Only

Plants will begin shipping March 30, 2026. See the map below for more accurate shipping times.

When Will My Order Ship?

Your order will be scheduled for shipment based on the last frost date in your area as indicated by this map and on the maturity of the plants themselves. If you would prefer a different ship date, please include that in the notes of your order.

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