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Taxus spp McKenzie Walters November 3, 2014 Period: 3 or 4.

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Presentation on theme: "Taxus spp McKenzie Walters November 3, 2014 Period: 3 or 4."— Presentation transcript:

1 Taxus spp McKenzie Walters November 3, 2014 Period: 3 or 4

2 Common Name Yew (Taxus spp.)

3 Latin Name Taxus spp and cv Due to many different species and cultivars of yew’s. Ex. Taxus canadensis Taxus baccata

4 Hardiness Zone: 6-7 mostly but occasionally 5- 9 Plant Type: Shrub or Tree Evergreen Geographic Origin: Native to Europe, West Asia, and North Africa

5 Height: Up to 60 Feet Spread: Feet Sun exposure (Light vs Shade): Full Sun to par shade. Water Requirements: Not much, xerophyte. Height: Up to 60 Feet Spread: Feet Sun exposure (Light vs Shade): Full Sun to par shade. Water Requirements: Not much, xerophyte.

6 Lanscape Site Requirement: Well drained soil Maintenance: Pruning twice a year Noteworthy Characteristics: Some species have poisonous berries. Soft needle like leaves. Landscape Uses: attracts bee’s and butterflies Site Requirement: Well drained soil Maintenance: Pruning twice a year Noteworthy Characteristics: Some species have poisonous berries. Soft needle like leaves. Landscape Uses: attracts bee’s and butterflies

7 Pest Pest or other problems noted Attracts bees tortrix moth vine weevil gall mites scale insects Pest or other problems noted Attracts bees tortrix moth vine weevil gall mites scale insects

8 Taxus spp. And cv.

9 Taxus spp and cv

10

11 1

12 All parts, except the flesh of the berries, contain taxin(e) a complex of alkaloids which is rapidly absorbed. 3mm Also present are ephedrine, a cyanogenic glycoside (taxiphyllin) and a volatile oil. All parts, except the flesh of the berries, contain taxin(e) a complex of alkaloids which is rapidly absorbed. 3mm Also present are ephedrine, a cyanogenic glycoside (taxiphyllin) and a volatile oil. Poisonous

13 Evergreen needles 1 “ long Single, spirally arranged but appearing 2- ranked on shaded branches Needles typically angled upward forming a V- shape on branch Dark green and shiny above, yellow or pale green below with 8-10 stomatal rows. Evergreen needles 1 “ long Single, spirally arranged but appearing 2- ranked on shaded branches Needles typically angled upward forming a V- shape on branch Dark green and shiny above, yellow or pale green below with 8-10 stomatal rows. Leaf

14 Taxus spp. evergreen shrub or small tree slow growing and long-lived twigs are smooth, reddish-brown, and very hard arils (red berry-like structures) contain seeds that are poisonous to animals; human stomachs can break down the seed coat and therefore are not harmed by consumption of arils evergreen shrub or small tree slow growing and long-lived twigs are smooth, reddish-brown, and very hard arils (red berry-like structures) contain seeds that are poisonous to animals; human stomachs can break down the seed coat and therefore are not harmed by consumption of arils

15 It can grow in full shade (deep woodland) semi-shade (light woodland) or no shade Used for medicinal purposes (Ex. Cancer) Link: me=Taxus+baccata me=Taxus+baccata It can grow in full shade (deep woodland) semi-shade (light woodland) or no shade Used for medicinal purposes (Ex. Cancer) Link: me=Taxus+baccata me=Taxus+baccata

16 Yews come in many shapes and sizes +

17 References s_baccata.htm s_baccata.htm ABA80 ABA80 conservation/plants-fungi/taxus-baccata- common-yew conservation/plants-fungi/taxus-baccata- common-yew https://www.rhs.org.uk/Plants/18001/Taxus- baccata/Details https://www.rhs.org.uk/Plants/18001/Taxus- baccata/Details s_baccata.htm s_baccata.htm ABA80 ABA80 conservation/plants-fungi/taxus-baccata- common-yew conservation/plants-fungi/taxus-baccata- common-yew https://www.rhs.org.uk/Plants/18001/Taxus- baccata/Details https://www.rhs.org.uk/Plants/18001/Taxus- baccata/Details


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