Pumpkin growth rate limited by blocks surrounding stem
Linked Issues
Created Issue:
Pumpkin Growth Speed
The growth of pumpkins seems to be affected by blocks surrounding the stem. The more blocks surrounding it the slower it grows.
In the attached picture the pumpkin stems on the left produce far less pumpkins per hour than the ones on the right.
The growth of pumpkins seems to be affected by blocks surrounding the stem. The more blocks surrounding it the slower it grows.
In the attached picture the pumpkin stems on the left produce far less pumpkins per hour than the ones on the right.
PumpkinGrowthSpeedPumpkin growth rate limited by blocks surrounding stem
relates to
relates to
testing discovered
relates to
Updated descriptions by [Mod] GoldenHelmet
In 1.16, pumpkin growth was changed so that stems no longer search all four sides for a suitable block to grow fruit on. Instead, stems choose a random side first, and then check if the block is suitable for fruit. (Intended behavior per the resolution of MCPE-90344.) If the block is not suitable, the growth attempt fails. This results in pumpkins growing much more slowly in many farms. In particular, farms where pumpkins are planted in double rows or rows with water or walls along one side have 1/4 the rate of production that they used to have. (Likely also intended behavior as it matches Java, reported at MCPE-109406)
The above parity changes failed to take into account that the chance of pumpkin stems making a growth attempt when ticked still uses the crop growth mechanic originally ported from Java, which has not been adjusted for Bedrock's lower default tick speed. That is, the chance of a pumpkin stem attempting to grow a pumpkin when ticked is
1 / ( floor ( 25 / GrowthSpeed ) + 1 )
whereas for crops it was adjusted to be
1 / ( floor ( 9 / GrowthSpeed ) + 1 )
As a result, pumpkin growth is now at least 67% slower on Bedrock than on Java. Moreover, I am not certain that Java even uses the crop growth mechanic anymore at all when ticking pumpkin stems; another mod suggested to me that stems make a growth attempt whenever they are ticked. If that is true, then the Bedrock growth rate could be more than 20 times slower in certain farm layouts.
Steps to reproduce
- Plant pumpkins and melons in double rows, as shown in the attached picture.
- Bonemeal all of the stems to complete their growth.
- Set up adequate light for the pumpkin stems or set the world to "always day."
- Wait for an hour.
Expected results
After an hour's time, nearly all stems would have produced fruit.
Actual results
After an hour, only about 1/4 of the stems produce fruit.
So I have a melon farm above ground, and it’s not automatic. It doesn’t grow any melons now since I updated to the nether update here a few days ago. It really Stressed me out because this was my only income for getting emeralds with villagers fast. please fix this ASAP, I’m playing on my iPhone 8 and it isn’t working whatsoever![]()

I can’t tell exactly which stems you are counting as on the left or on the right, or if there is a stem under the one stone block next to the glowstone. Please provide more information.
This ticket will automatically reopen when updated.
There is a stem under the stone block and the glowstone block
This may be intended based on the change noted in
MCPE-90344. If the random side chosen when the pumpkin attempts to grow a fruit is already occupied, then the attempt would fail, and another attempt may not be made until the stem receives a another random tick.Update: this does seem to be what is happening. To test, I planted pumpkin seeds in 3 different settings, changed randomtickspeed to 100, and counted for 10 minutes, breaking every pumpkin that grew.
I have confirmed a separate report on the general growth rate of pumpkins: MCPE-91021. Although I expect that the random side choice mechanic causing surrounding blocks to affect growth rates is intended (unless it is disparity with Java, which I cannot evaluate), I also believe the general growth rate is not correct.
Thank you for your report!
However, this issue has been temporarily closed as Awaiting Response
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