Which Wildflower Species Are Used In M-Tray® Modular Green Roof Units

A mix of sedum for base cover of the M‐Tray® modules with a variety of low‐growing, perennial wildflower species. These plants are tolerant to dry conditions and suitable for substrate a depth of 100mm.

The wildflower plants will produce flowers up to a height of approx. 50cm and attract bees and butterflies. As it is made up of a wide range of native (& wild origin) flowering species and grasses to maximum diversity and reduce the amount of dead vegetation at the end of the summer.

Wildflowers often take 2‐3 years to fully germinate and flower, and some species are viable only as annual and biennial flowers, so new seeds should be broadcast regularly.

Armeria Maritama / Thrift Common Daisy

• Flowering period: May to September
• Approx. height 25cm
• Flowering period: May to July
• Approx. height 25cm

Fragia Vesca / Wild Strawberry Anthyllis Vulneraria / Kidney Vetch

• Flowering period: summer
• Approx. height 5cm
• Flowering period: June to September
• Approx. height 30cm

Poppy Heartsease / Pansy

• Flowering period: spring / summer
• Approx. height 60cm
• Flowering period: May to October
• Approx. height 20cm

Thymus Polytrichus / Thyme Lotus Corniculatus / Birdsfoot Trefoil

• Flowering period: May to September
• Approx. height 15mm
• Flowering period: May to September
• Approx. height 10cm

Oreganum Vulgare / Wild Marjoram Silene Uniflora / Sea Campion

• Flowering period: spring / summer
• Approx. height 10cm
• Flowering period: June to August
• Approx. height 10mm

Cathusian / Pink Primula Veris / Cowslip

• Flowering period: spring / summer
• Approx. height 20cm
• Flowering period: March to May
• Approx. height 25cm

Prunella Vulgaris / Selfheal Sedum Acre / Biting Stonecrop

• Flowering period: June‐September
• Approx. height 20cm
• Flowering period: June to July
• Approx. height 10mm

Sedum Czar’s Gold Sedum Hispanicum

• Flowering period: May to August
• Approx. height 10mm
• Flowering period: very little flowers
• Approx. height 6mm

Sedum Album Sedum Pullchellum

• Flowering period: June to August
• Approx. height 10mm
• Flowering period: May to July
• Approx. height 10mm