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Toronto Botanical Garden

Toronto Botanical Garden

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Word of the Week

Word of the Week

Botanical Nerd Word: Peltate

Peltate: Having a centrally attached stalk or petiole like an umbrella.* The leaf stalk of mayapples (Podophyllum peltatum) is attached in the middle of the leaf, rather than at the leaf margin. …

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Word of the Week

Botanical Nerd Word: Achlamydeous

Achlamydeous: Having neither sepals nor petals.* Willows (Salix spp.) produce a type of flower called a catkin. They have no petals or sepals. *A technical glossary of horticultural and landscape terminology. …

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Word of the Week

Botanical Nerd Word: Runcinate

Runcinate: Pinnatifid with the lobes pointed and sloping toward the petiole; e.g., the leaves of dandelion (Taraxacum officinale)* Pinnatifid leaves have lobes that are divided halfway or more toward the central …

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Word of the Week

Botanical Nerd Word: Hypogeal germination

Hypogeal germination: Seed germination in which the cotyledons remain below the soil surface.* The cotyledons (seed leaves) of peas stay below ground. The first thing to emerge from the soil are …

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Word of the Week

Botanical Nerd Word: Epigeal germination

Epigeal germination: Seed germination in which the cotyledons (seed leaves) are raised above the soil surface.* These arugula seedlings raise their heart-shaped cotyledons above the soil surface to begin photosynthesis before …

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Word of the Week

Botanical Nerd Word: Cotyledon

Cotyledon: A primary leaf of the embryo; a seed leaf.* This cauliflower seedling has two cotyledons. Cotyledons are not true leaves, they are part of the original embryo inside the seed. …

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Word of the Week

Botanical Nerd Word: Signal

Signal: (in Irises) A patch of contrasting colour that surrounds or forms a flare on the falls (lower petals) and functions as a signal for pollinating insects.* These irises, blooming …

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Crocus emerging showing leaves
Word of the Week

Botanical Nerd Word: Ensiform

Ensiform: Lance- or sword-shaped with the widest point toward the base. Synonyms: gladiate, lanceolate.* Ensiform leaves are common in plants in the iris family (Iridaceae), such as the crocus pictured above. …

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Word of the Week

Botanical Nerd Word: Pedate

Pedate: Palmately divided leaf with the lower leaflets further split in two.* The hellebores are beginning to bloom all over the garden this week. Many hellebores have pedate leaves. *Pell, S.K., Angell, …

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Word of the Week

Botanical Nerd Word: Spine

Spine: Sharp, pointed modified leaf, leaflet, bract, sepal, or stipule.* These Berberis (barberry) spines are actually modified leaves. Botanically, they’re different from thorns or prickles which are derived from other plant …

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WHAT'S ON

Dec 21
11:00 am - 12:00 pm

Winter BLOOMS: Circus at the Garden

Dec 21
2:00 pm - 3:15 pm

Winter BLOOMS: Circus at the Garden

Jan 6
January 6, 2026 @ 10:00 am - January 27, 2026 @ 11:00 am

Keep Fit in Winter (4 sessions)

Jan 10
10:00 am - 12:00 pm

Native Plant Series: Winter Sowing

Jan 12
January 12, 2026 @ 6:00 pm - February 2, 2026 @ 8:00 pm

Floral Design Program: Abstract Design

Jan 17
1:00 pm - 3:30 pm

Botanical Printed Notebook

Jan 24
10:00 am - 3:00 pm

Botanical Mixed Media: Textured Peonies

Jan 29
6:30 pm - 8:30 pm

Garden Social Club: Plan Your Garden with TBG

Jan 31
10:00 am - 2:30 pm

Petal to Paper: Paper Magnolia Workshop

Feb 3
February 3, 2026 @ 1:00 pm - February 24, 2026 @ 3:00 pm

Introduction to Nature Drawing

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