Updated 16 September 2026
Is it Slippery Jack season in Syddanmark right now?
Mushroom season in Syddanmark, Denmark is running strong right now, with slippery jack sitting at 78% today. The typical season runs August to November, and we’re in September now
It fruits after warm late-summer and autumn rain, typically when day temperatures sit around 10 to 20C and the ground stays damp. A good soaking followed by mild nights usually brings flushes within a week or two.
Late summer through autumn, roughly August to November.
Cap is chestnut to dark brown, smooth and very slimy when wet. The underside has fine pale yellow pores rather than gills, and the stem carries a distinct ring with small brown dots above it. The flesh is pale and the smell is mild.
A decent edible with a mild flavour, good in mixed dishes, soups and sauces rather than as the star. Always peel off the slimy cap skin, which can otherwise cause loose stools, and discard the spongy pore layer on older specimens.
Scan the ground near any pine, especially along sandy tracks and clearings where they often appear in groups. Pick young firm caps, since older ones go soft and waterlogged, and carry them separately because the slimy cap coats everything.
Other Suillus boletes such as the larch bolete (Suillus grevillei) and weeping bolete, all of which are also edible, so there are no dangerous poisonous lookalikes. The slimy brown cap, yellow pores and ringed stem set it apart from any toxic gilled mushroom.
FAQ
What should I look for this week for slippery jack in Syddanmark, Denmark?
This week in Syddanmark, Denmark the forecast is 78% and running strong. Grows in conifer woods, almost always with pine, on sandy or poor soil and often along forest tracks and clearings. Common in young plantations and appears in groups. The 14-day outlook on the page shows whether conditions are climbing toward a flush or easing off, so you can pick your day.
Is it mushroom season in Syddanmark, Denmark right now?
For slippery jack in Syddanmark, Denmark, the typical season is August to November, and today the live forecast reads 78% with conditions running strong this September. So yes or no depends on the day and the weather, which is exactly what the forecast tracks.
Does ShroomCast tell me if a mushroom is safe to eat or identify it for me?
No. ShroomCast only forecasts timing, so it tells you when slippery jack are likely to be fruiting in Syddanmark, Denmark. It does not identify mushrooms, and it cannot tell you whether anything you pick is safe to eat. Always confirm your own identification from a reliable source before eating anything.
How does the live slippery jack forecast for Syddanmark, Denmark work?
We take the usual slippery jack season for Syddanmark, Denmark (August to November) and weigh it against the weather right now and over the last few days. That gives you one live number, today 78% and running strong, plus a 14-day outlook and a normal-year line to compare against.
When is slippery jack season in Syddanmark, Denmark?
In Syddanmark, Denmark, slippery jack season usually runs August to November. The exact start shifts year to year with rain and temperature, so some years they show up early and some years late. Right now (September) the live forecast for Syddanmark, Denmark reads 78% and conditions are running strong.
See the live regional forecast in the ShroomCast app.
This page shows today. The app gives you the full 14-day outlook for your area and all 14 species, so you can pick the right day before you drive out.
Scale: 0-20% very low · 20-40% low · 40-60% moderate · 60-80% high · 80-100% excellent. ShroomCast forecasts fruiting probability from weather, soil, forests and years of observations – a guide, not a guarantee of finds.
ShroomCast forecasts the region and the time of year. It cannot identify mushrooms for you, so confirm any species with a reliable source before eating it.