Blue Moon

Blue Moon: the third of four full Moons in spring: May 20, 2027

Thursday, May 20, 2027, 11:59

Four full Moons in one season instead of three. The third of them is called the Blue Moon.

Seen from Germany

Visible all night.

Facts

Type: seasonal Blue Moon (astronomical seasons)
Full Moons in spring 2027: 22 March, 21 April, 20 May, 19 June
Note: Under the old almanac rule with the mean Sun, the Blue Moon falls on 20 February 2027 instead.

Source: Fred Espenak, AstroPixels · Obliquity (David Harper). Times for Europe/London.

The day in the planting calendar

This is how May 20, 2027 looks in the biodynamic planting calendar, calculated for the Europe/London time zone.

Day type: Flower day
Moon in the constellation: Libra
Moon phase: Full Moon
Moon’s path: descending

Flowers, broccoli, artichokes — everything that blooms.

Unfavourable times on this day

The calendar lists no unfavourable time on this day.

The days before and after

If you want to move the work, here are the neighbouring days with day type and constellation.

Monday, May 17, 2027Root day(Virgo)
Tuesday, May 18, 2027Root day(Virgo)
Wednesday, May 19, 2027Flower day(Libra)
Friday, May 21, 2027Leaf day(Scorpio)
Saturday, May 22, 2027Leaf day(Scorpio)
Sunday, May 23, 2027Fruit day(Sagittarius)

Every day in May 2027

What it means for sowing and planting

A blue moon counts like any other full moon in the calendar. For sowing and planting, the constellation in front of which the Moon stands and the Moon’s ascending or descending course decide. How the moon phases play into gardening is explained on the moon phases page.

Frequently asked questions

Can I sow and plant on May 20, 2027?

Yes. The Moon stands mostly in front of Libra; it is a flower day. The calendar lists no unfavourable time on this day. Flowers, broccoli, artichokes — everything that blooms.

When is the next event of this kind?

Blue Moon on August 24, 2029, 02:51: Blue Moon in August.

Can it be seen from Germany?