Ottawa Wildflower Seed Library Catalogue

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Environmental Requirements

Light Preferences

Full Sun More than 6 hours of direct sun a day
Part Shade More than 2 or 3 hours but less than 6 hours of direct sun a day
Full Shade Less than 2 or 3 hours of direct sun a day

Moisture Preferences

Dry Water runs through after rainfall
Medium Sometimes holds water but for short periods of time
Wet Stays damp all year

Introductory Gardening Experience

Gardening Experience

Beginner Friendly
Does not Spread
Easy to Germinate
Self-SeedingPlants that will produce seeds abundantly resulting in new plants

Starter Packs

Shade

Sun Dry

Sun Wet

Growth Characteristics

Physical Attributes

Max. Height (Feet)

Max. Width (Feet)

Lifespan

AnnualPlants that have a lifespan of one year
BiennialPlants that will take two years to bloom, and then will die
PerennialPlants that will come back year after year
Spring EphemeralPlants that bloom in the spring then lose their leaves later in the season

Bloom period

Bloom Colours

Any
Blue
Green
Orange
Pink
Purple
Red
White
Yellow

Plant Type

Any
Conifer Tree
Deciduous Tree
Flowering plant
Grass
Shrub
Vine

Soil Tolerances

Acidic soil
Limestone
Sand

Harvesting and Seed Sharing

Harvesting Period Month Start

May

Jun

Jul

Aug

Sep

Oct

Nov

Any

Cold Moist Stratification Requirements

Winter Sowing Requirements Click to learn how to Winter sow

Seed Sharing

Show seeds accepted for donations

Show available seeds only

Landscape Uses and Applications

Garden Suitability

Boulevard garden

Container garden

Rain garden
Rock garden

Right of way garden Plants with a maximum height of 2 feet

School garden

Shoreline restoration
Wetland garden

Woodland garden

Functional Uses

Groundcover/lawn replacement
Hedge
Transplants well

Ecological Benefits

Wildlife Interactions

Bird friendly
Deer tolerant
Hummingbird friendly
Pollinator garden
Rabbit tolerant

Environmental Stress Tolerance

Drought tolerant
Foot traffic tolerant
Juglone tolerant
Road salt tolerant

Ecosystem Services

Bee host
Butterfly host
Keystone species
Nitrogen fixer

Special Features and Considerations

Conservation Status

Endangered
GRASP candidate Growing Rare and Significant Plants

Safety and Compatibility

Septic tank safe
Exclude plants that cause skin rashes
Exclude plants with burs or needles
Exclude plants known to be toxic to mammals

Location

Provinces and Territories

Alberta
British Columbia
Manitoba
New Brunswick
Newfoundland and Labrador
Northwest Territories
Nova Scotia
Nunavut
Ontario
Prince Edward Island
Quebec
Saskatchewan
Yukon

Ecozones

Arctic Cordillera
Atlantic Maritime
Boreal Cordillera
Boreal Plains
Boreal Shield
Hudson Plains
Mixed Wood Plains
Montane Cordillera
Northern Arctic
Pacific Maritime
Prairies
Southern Arctic
Taiga Cordillera
Taiga Plains
Taiga Shield

Other

Native to Ottawa Region Plants that are native to the Ottawa region

Our free seed mailout will start on December 26, 2026.

To order your seeds, please visit our shop on the main website. Please note that it is not possible to order seeds using the catalogue this year. Thanks!

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