Click for details

Native to Ontario

Vast Indigenous Selection

Long Blooming Plants

The Beauty in Your Garden

Gift Cards

Share the Gift of Gardening

chevron_left chevron_right

Summersweet

Botanical Name:

Clethra alnifolia 'Sixteen Candles'

Fragrant white panicles of perfect florets
Seed heads persist through the winter into the next season
Late to emerge in spring, lustrous green leaves turn yellow in the fall
Upright, flat-topped, oval habit
Bloom Time: Summer

Globe_Asia

Hardiness Zone

Invert_Colors

Flower Colour

White

height

Height

125 cm-150 cm

Width

Spread

60 cm-80 cm

$29.95

Shipping calculated at checkout

Size

Product variants

*All sizes are container only - we do not carry seeds. Please refer to size guide link above.

Quantity

In Stock

Pickup currently unavailable at

Summersweet

$29.95

Size

Product variants

Plant Characteristics

Info

Definitions

Sunny

Exposure

Full Sun
Partial Sun/Shade

Water_Drop

Soil Moisture

Average to Dry Soils
Moist to Average
Moist to Wet Soils
Well-drained

Emoji_Nature

Attracts Wildlife

Attracts Butterflies

Trending_Up

Growth Rate

Medium

Palette

Foliage Colour

Green

Potted_Plant

Attributes

Deciduous
Fall Color
Fragrant
Long Blooming
Low Maintenance
Salt Tolerant

Local_Florist

Flowering Time

Summer

Draw_Collage

Shape

Mounding
Oval

Outdoor_Garden

Garden Uses

Border/edging
Hedge
Specimen

Additional Details

Psychiatry

Growing Tips & Maintenance

Clethra grows naturally in wet places. It tolerates a wide variety of soils and conditions, including shade and salt. Suckering fairly freely, it may need some maintenance.

Questions?

Can’t find the answer you’re looking for? Visit our FAQs or contact us today

chevron_leftchevron_right

More Help for your Garden

chevron_leftchevron_right

3 Way Mix (30L)

All Treat 3 Way Mix is a premium blend of two different CQA-certified composts and aged bark fines. The compost is blended from leaf and yard clippings recycled from residential curbside collection. These natural ingredients make All Treat 3-Way Mix ideal for applications such as flower beds, vegetable gardens, and transplanting trees and shrubs. DIRECTIONS FOR USE: Blend 1 part of 3-Way Mix to 4 parts of existing soil. Learn more at https://alltreat.com/product/3-way-mix/

$4.95

Composted Manure (12kg)

Composted Manure is a premium blend of CQA certified compost and composted manure. This product is to be used as a soil amendment for growing healthy vegetables and beautiful gardens. Composted manure will help to bring life, nutrients and organic matter back to the soil. The composting process eliminates detrimental organisms and odours. Learn more at https://alltreat.com/product/composted-manure/

$3.95

Black Earth Top Soil (20L)

Black Earth Top Soil is a rich dark soil blend with CQA-Certified Compost. This soil blend will add nutrients and organic matter to existing native soils. It is ideal for general gardening use. Mix 1 part Black Earth Top Soil to 4 parts existing soil. DIRECTIONS FOR USE: Mix 1 part Black Earth Top Soil to 3 parts existing soil. Learn more at https://alltreat.com/product/black-earth-top-soil/

$4.95

Black Beauty® Mulch (1.5 Cubic Feet)

PRODUCT OVERVIEW GrowBetter Gardens™ Magnificent Mulch – Black Beauty® is a rich coloured mulch made from recovered forest products. Its rich colour complements plants and shrubs and provides gardens with a beautiful, finished appearance. Product & Horticulture Benefits Excellent weed control – Helps control weeds where chemical control cannot be used. Increases soil retention – Helps conserve soil moisture, moderating the effects of extreme temperatures. Beautifies gardens – Rich colour complements gardens and provides a beautiful background to plants and shrubs. Learn more at https://growbettergardens.ca/products/black-beauty-mulch

$6.95

Soil for Fabulous Flowers & Shrubs (25L)

GrowBetter Gardens™ Soil for Fabulous Flowers & Shrubs is a high quality, multi-purpose soil made of composted ingredients and 100% renewable, recyclable products. For use with a variety of plants including annuals, perennials, wildflowers, and shrubs. It’s brimming with benefits that are good for your garden and good for our planet. Product & Horticulture Benefits Contributes to soil health – High volume of composted ingredients improves soil health. High moisture retention – Aged bark and compost helps to hold soil moisture. Optimal root growth – Lightweight and porous soil provides roots with more air space for establishment by balancing air/water porosity at root zone. Long-lasting soil stability – Woody matter and aged bark provide excellent structure. Slow release of nutrients – High organic matter releases nutrients slowly, to help feed plants. Superior drainage – Provides aeration porosity, prevents water-logging and helps deliver oxygen to roots. Chemical-free pH reduction – Formulated to help plants take up nutrients. Earth friendly – Does not contribute to GHG emissions released during peat harvesting. Reduces water consumption – Compost and bark help improve water use efficiency. Learn more at https://growbettergardens.ca/products/for-fabulous-flowers-shrubs

$8.95

Soil for Vibrant Vegetables (25L)

GrowBetter Gardens™ Soil for Vibrant Vegetables is a high quality vegetable soil made of composted ingredients and 100% renewable, recyclable products. For use in vegetable and herb gardens and in landscape beds with fruiting shrubs. It’s brimming with benefits that are good for your garden and good for our planet. Products & Horticulture Benefits Certified – Approved for use in organic agriculture by Ecocert Canada. Contributes to soil health – High volume of composted ingredients improves soil health. High moisture retention – Aged bark and compost helps to hold soil moisture. Optimal root growth – Lightweight and porous soil provides roots with more air space for establishment by balancing air/water porosity at root zone. Long-lasting soil stability – Woody matter and aged bark provide excellent structure. Contains an organic fertilizer – Fortified with a starter fertilizer to kick-start your vegetable garden and help ensure success. Slow release of nutrients – High organic matter releases nutrients slowly, to help feed plants. Superior drainage – Provides aeration porosity, prevents water-logging and helps deliver oxygen to roots. Chemical-free pH reduction – Formulated to help plants take up nutrients. Earth friendly – Does not contribute to GHG emissions released during peat harvesting. Reduces water consumption – Compost and bark help improve water use efficiency. Learn more at https://growbettergardens.ca/products/soil-for-vibrant-vegetables

$8.95

Mocha Brown Mulch (1.5 Cubic Feet)

GrowBetter Gardens™ Magnificent Mulch – Mocha Brown is a rich brown mulch made from recovered forest products. Its rich brown colour beautifies gardens and provides a complementary background to plants and shrubs. Product & Horticulture Benefits Excellent weed control – Helps control weeds where chemical control cannot be used. Increases soil retention – Helps conserve soil moisture, moderating the effects of extreme temperatures. Beautifies gardens – Rich brown colour complements gardens and provides a beautiful background to plants and shrubs. Learn more at https://growbettergardens.ca/products/mocha-brown-mulch

$6.95

Currently Unavailable - Contact Us for Next Available Date.

Magnificent Mulch - Canada Red® SPM® (1.5 Cubic Feet)

GrowBetter Gardens™ Magnificent Mulch – Canada Red® SPM® is a rich natural red-brown mulch made from 100% tree bark. Its rich red-brown colour complements gardens and provides a naturally beautiful background to plants and shrubs. Product & Horticulture Benefits Excellent weed control – Helps control weeds where chemical control cannot be used. Increases soil retention – Helps conserve soil moisture, moderating the effects of extreme temperatures. Beautifies gardens – Rich natural red-brown colour complements gardens and provides a beautiful background to plants and shrubs. Learn more at https://growbettergardens.ca/products/canada-red-spm

$7.95

View product

Summersweet

Botanical Name:

Hardiness Zone

Flower Colour

Height

Spread

*All sizes are container only - we do not carry seeds. Please refer to size guide link above.

Plant Characteristics

Definitions

Exposure

Soil Moisture

Attracts Wildlife

Growth Rate

Foliage Colour

Attributes

Flowering Time

Shape

Garden Uses

Additional Details

Growing Tips & Maintenance

Questions?

You might also like

More Help for your Garden

Subscribe to our emails