Diana Rose of Sharon/Althea

Diana Rose of Sharon/Althea

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Attract Wildlife

Attract Pollinators

Comes Back Every Year

Drought Tolerant

Easy Care

Full Sun

Installation Available

Medallion perennials


Diana Rose of Sharon/Althea is a deciduous shrub with a dense and upright growth habit, featuring large and showy flowers in shades of pink, red, and white. Its dark green foliage turns yellow in the fall, providing an extra touch of colour to any garden or landscape. This hardy and low-maintenance plant blooms in the summer months and is ideal for borders, hedges, and as a specimen plant.
Diana Rose of Sharon/Althea

Diana Rose of Sharon/Althea

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Latin Name

Hibiscus syriacus 'Diana'

Common Name

Diana Rose of Sharon/Althea

Current Size

Approx. 1-2ft

Hardiness Zone


Bloom Time


Mature Width

9-20 ft

Mature Height


Flower Colour


Growth Rate



Full Sun (6+ Hours)


Late Winter/Early Spring


Approx. 1-2 times per week




  • Blooms large, double white flowers with a red centre in mid to late summer, attracting butterflies and hummingbirds
  • Grows to be a tall, upright shrub, making it a great option for hedges or screens
  • Can tolerate a wide range of soil types and is resistant to drought and heat
  • Easy to care for and maintain, requiring little pruning or other maintenance

Care Guide

  • Watering: Water deeply and thoroughly once or twice a week to keep the soil evenly moist but not waterlogged.
  • Pruning: In late fall, after the plant has gone dormant, remove any dead or diseased wood. Cut back the remaining growth to 6-12 inches from the ground to prepare for new growth in the spring.
  • (Optional):Fertilize in early spring with a balanced, slow-release fertilizer. Repeat feeding every 4-6 weeks throughout the growing season.

Planting Instructions

Planting a trees or plants is easy! First, begin by digging a hole that's twice as wide as the root ball and just as deep. Place the tree or plant in the hole and add some bonemeal fertilizer. Backfill with fresh soil if needed and water thoroughly. Water regularly until roots are established to keep the plant healthy. Enjoy your new tree or plant!

Delivery Information

  • Great news! We offer FREE delivery on ALL orders with no minimum order value! πŸŽ‰πŸš›
  • If you've pre-ordered plants or trees, don't worry! We'll send it as soon as all the items are ready to ship. If you prefer to have items arrive seprately when they are ready to be delivered, just give our team a shout and we'll send it as soon as they become available. πŸ“¦πŸ’¨
  • We only sell pre-order products when they're at their absolute best, so you can be sure your new plants will arrive in perfect condition! πŸŒΏπŸ‘Œ
  • If you're in Ontario, your order will be at your doorstep in just 2-4 business days! If you're in Quebec, expect your order in 3-5 business days. For the rest of Canada, it'll take just a bit longer, with delivery times ranging from 4-8 business days. 🚚🌎
  • Questions? Concerns? Don't hesitate to reach out! Our friendly team is always here to help! πŸ˜ŠπŸ’¬


We offer installation services in the GTA and surrounding areas! Let us take care of installing your new product so you can sit back and relax. Contact us today to learn more about our installation options.

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