Crops not growing in greenhouse

[Doctorgeo7]

I've got a greenhouse with some Parsnips in them. I planted them in but after several days they stopped growing and haven't progressed. Now they're stuck at stage 1-3. Any idea what's wrong?

[Laskuna]

Maybe you change time setting?

/time speed [0-9999]

• Shows or sets current game time speed (default 60).