A picture of a Asparagus 'Mary Washington'

Asparagus 'Mary Washington'

Asparagus officinalis 'Mary Washington'

Full Sun
Moderate care
Moderate watering
Tender

H1a

RHS hardiness

15°C

Minimum temperature

Expected size

Height
Spread

1.5m

Max

50cm

30cm

Min

20cm

Flowering

  • spring
  • summer
  • autumn
  • winter

This plant has no fragrance

Asparagus 'Mary Washington' Overview

Asparagus need a cold springtime to produce abundance of soft, edible stems. The Mary Washington asparagus is a consistent performer and a perennial favourite and excellent choice for the garden. This disease resistant, decorative ferny foliage may be grown in single rows in the kitchen garden, or even in groups in a flower border. A good choice for the home garden.

Common problems with Asparagus 'Mary Washington'

Slugs and snails are its biggest threat. The larvae and adults of the asparagus beetle can also cause damage.

    Asparagus 'Mary Washington' Companion Plants

    Basil, carrots, tomatoes, parsley

    How to harvest Asparagus 'Mary Washington'

    In spring, harvest spears when they are about 20 cm in height using a sharp knife to cut the spears just below the ground. Be careful not to damage immature spears. Do not harvest for the first two years to give the crowns time to grow strong. To get white asparagus, use soil to cover the spears before they grow so that they are not exposed to sunlight until harvest. Always leave some spears to grow to full size and let them feed the undergroung crowns for next season's harvest!

    How to propagate Asparagus 'Mary Washington'

    Seed

    Sowing time best during spring/summer. Sowing depth should be 10 - 25 mm and it will take 10 - 14 days to germinate.

    Division

    Divide plant crowns in winter when dormant or early spring before growth start growing.

    Special features of Asparagus 'Mary Washington'

    Crop rotation

    Light Feeder

    Other uses of Asparagus 'Mary Washington'

    Culinary, medicinal

    culinary

    medicinal